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Health

Quidel recollects Lyra Covid take a look at attributable to excessive threat of false detrimental outcomes

Quidel recalls Lyra Covid test due to high risk of false negative results

A man inquires in a mobile test car in Brooklyn, New York, the United States, Jan.

Brendan McDermid | Reuters

Quidel is recalling its Lyra Covid-19 assay test due to a high risk of false negative results in patients who actually have high levels of the virus.

Quidel is a company that makes diagnostic health products worldwide. The Covid test received emergency approval from the Food and Drug Administration in March. It uses a swab sample from the nasal area to detect RNA that is specific for the SARS-CoV-2 virus.

“False-negative results can lead to delayed diagnosis or inadequate treatment of SARS-CoV-2, which can harm the patient, cause serious illness and death,” the FDA wrote on its website announcing the recall.

False negative results could also spread the virus further into a community, putting others at high risk of injury or death.

Quidel has received five complaints about the product, but there are currently no reports of injury or death from its use. The company’s stock plunged around 5% in after-hours trading.

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World News

Bitcoin sell-off intensifies because the crypto falls under $30,000 degree, turns unfavorable for the 12 months

Bitcoin sell-off intensifies as the crypto falls below $30,000 level, turns negative for the year

The slump for bitcoin intensified on Tuesday as the leading cryptocurrency fell below the key $30,000 level and turned negative for 2021.

At its low of the day, Bitcoin fell more than 11% to about $28,911, below the $29,026 level where it ended 2020, according to Coin Metrics.The cryptocurrency was last down more than 9% to $29,410.30, according to Coin Metrics.

Technical analysts had been watching the $30,000 level as a key support level on the charts after the cryptocurrency had fallen to near that low during its May crash. The analysts, who study charts to make buying and selling decisions, believe the next level to watch for support could now be as low as $20,000.

Now that it is approaching $29,000, the price of bitcoin is threatening to turn negative for the year.

Galaxy Digital CEO Mike Novogratz said on CNBC’s “Squawk Box” that bitcoin could still rebound after Tuesday’s move but there was significant downside to the next support level.

“$30,000, we’ll see if it holds on the day. We might plunge below it for a while and close above it. If it’s really breached, $25,000 is the next big level of support,” Novogratz said. “Listen, I’m less happy than I was at $60,000 but I’m not nervous.”

Bitcoin has been struggling to reclaim its highs from earlier in the quarter. It fell dramatically in May following some market-moving tweets by Elon Musk about bitcoin-related environmental concerns, and then even further in early June around fears of the cryptocurrency’s use in the Colonial Pipeline ransomware attack.

It’s been on a rollercoaster ride since then, battered by a stream of headlines out of China, where regulators have imposed new restrictions on energy-intensive mining and ordered financial institutions like Alipay to stop doing business with crypto companies. The price briefly touched $40,000 last week and fell again Monday.

With Tuesday’s losses, bitcoin has slid about 54% from its all-time high of more than $64,000 in mid-April, taking other cryptocurrencies along with it. Ether fell 8% and dogecoin is dropping more than 16%.

Significant pullbacks have happened before in the cryptocurrency market, with bitcoin falling about 80% from its late 2017 highs at one point. Professional crypto investors have warned that the space should continue to be volatile in the years ahead.

“The only guarantee with the cryptocurrency space is volatility and obviously, that’s what we have right now,” Fairlead Strategies founder Katie Stockton told CNBC. “It’s not new, we’ve had days like this before, it’s just a matter of navigating through this noise.”

Crypto investment product providers, such as CoinShares, Grayscale and Bitwise, are experiencing their sixth consecutive weeks of outflows, though some providers are seeing inflows, according to CoinShares. Bearish sentiment is more focused on bitcoin, with outflows for the week totaling $89 million.

Novogratz also noted that despite previous pullbacks, crypto market infrastructure is only becoming more mature, which has helped usher in more institutional support over the past year, with major hedge fund managers, pension funds and banks jumping into crypto, while registered investment advisors seek ways to get clients exposure to cryptocurrencies in ways that are compatible with their current workflow and wait for custody banks to introduce crypto services.

The price of bitcoin rose nearly 500% between mid-September of last year and its April peak. Even with the recent decline, the cryptocurrency is still up about 150% over the past 12 months.

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Health

Elizabeth Holmes’ attorneys cite unfavourable protection in request to develop jury choice

Elizabeth Holmes' lawyers cite negative coverage in request to expand jury selection

Elizabeth Holmes, founder and former executive director of the Theranos Center, is leaving the U.S. Federal Court in San Jose, California on May 6, 2021.

Nina Riggio | Bloomberg | Getty Images

In the case of Elizabeth Holmes, it seems that any advertisement is not a good advertisement.

Attorneys for the former Theranos CEO cite widespread negative media coverage as a reason to add to the pool of jurors in their upcoming criminal trial.

A 21-page motion filed late Thursday set out examples of extremely descriptive and unflattering stories about Holmes in recent years.

“The advertising is consistently negative,” said Holmes lawyers. In addition, she is “routinely mentioned in derisive and inflammatory terms directly relevant to the cable fraud charges in this case. Media coverage describes her as” fraud “,” cheater “,” cheater “,” more ashamed. ” Theranos Founder “. Cheater and an angry psychopath.

Holmes requests an extended subpoena from the jury and has proposed a written questionnaire for the jury. Holmes attorneys wrote, “Media coverage also addresses adverse tropes and recurring issues, often related to Ms. Holmes’ behavior, voice and physical appearance.” They say the negative publicity dates back to at least 2015 and “has focused intensely on Ms. Holmes personally, not just the circumstances surrounding the dissolution of Theranos’ company”.

In the court record, Holmes’ lawyers said they conducted a comprehensive search of news articles and other media that generated 462,000 entries. These included 3,755 results from “Negative Personal News” and 2,862 results from “Negative Business News”.

Holmes attorneys proposed a 46-page jury questionnaire covering topics ranging from working in the blood test or the medical industry to experience in the venture capital world.

The questionnaire also asks whether the prospective juror has ever been a victim of fraud, had a bad experience with an investment, or was involved in a dispute over misdiagnosis.

Holmes left Stanford at the age of 19 and founded Theranos. He claimed his technology could accurately perform thousands of tests on just a drop or two of blood. The former executive has pleaded guilty to under a dozen fraud charges relating to misleading patients and investors.

The judge has scheduled a court hearing on June 15th. The jury selection is scheduled to begin in San Jose on August 31st.

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Business

Financial institution of England Tells Banks to Unfavorable Curiosity Charges

Bank of England Tells Banks to Negative Interest Rates

The Bank of England has advised UK banks that they should take all necessary steps to prepare their systems for negative interest rates. This opens up the possibility for the central bank to use this additional policy tool to encourage more credit.

However, policy makers warned Thursday that they would not attempt to send the signal that interest rates would be cut to zero or lower immediately. The markets responded accordingly: UK pound and bond yields rose as traders lowered expectations for a future rate cut.

The central bank’s monetary policy committee kept interest rates at 0.1 percent and continued its asset purchase program at the same pace.

There has been a debate for months about whether the Bank of England could introduce negative interest rates as another mechanism to strengthen the economy. A negative interest rate would mean that banks would be asked to store cash with the central bank. These policies would affect other interest rates in the economy, for example on corporate and household loans. Lowering these rates would theoretically lead to more borrowing and investment.

The European Central Bank and the Central Bank of Japan have had negative interest rates for several years, but there have been questions about how effective this move would be in the UK banking system. These included concerns that the policy could harm UK savers or that banks could take steps to protect their profitability that would undermine the effectiveness of the policy, such as: B. Increasing fees and other interest rates or reducing lending.

However, some policy makers, including Silvana Tenreyro, member of the Monetary Policy Committee, believe negative interest rates will stimulate economic growth and bring inflation closer to the bank’s goals.

After consulting with the banks about whether another rate cut would be possible, the central bank found that most companies would need to make some changes to their systems and processes. On Thursday banks were asked to make these changes.

“While the committee understood that it did not want to send a signal that it intended to set a negative bank interest rate at some point in the future, the overall conclusion was that it would be appropriate to begin preparing to provide the ability to do so if necessary to do in the future, ”said the minutes of the monetary policy meeting in February. Banks should prepare to “be ready to introduce a negative bank interest rate anytime after six months”.

The central bank also updated its forecasts on Thursday for the UK economy trying to emerge from a deep recession, and also looked at the initial effects of Brexit, the European Union’s divorce and customs union. The economy was said to have not suffered as badly in late 2020 as previously expected, but there would be a downturn in the first quarter of 2021 due to the long lockdown during the introduction of vaccinations.

The gross domestic product is now expected to fall by 4.2 percent in the first three months of the year. This is a downgrade from November’s forecast, when the central bank forecast more than 2 percent growth.

However, the economy is expected to return to pre-pandemic size in early 2022 and consumers will spend heavily after pandemic restrictions are lifted. UK households accumulated more than £ 125 billion (US $ 171 billion) in additional savings from March to November last year, and the central bank expects at least 5 percent of those savings to be spent over the next several years, a conservative estimate.

“As pent-up savings are released later this year by consumers looking to make up for lost time, the UK is less likely to see negative rates rolling out this year,” wrote Hugh Gimber, strategist at JPMorgan Asset Management, in a note.

However, he added that the central bank is “keeping an eye on its ability to protect itself from the next blow to the UK economy whenever that comes”.

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Health

Detrimental Coronavirus Take a look at Required For Vacationers Coming into U.S.

Negative Coronavirus Test Required For Travelers Entering U.S.

Under a CDC regulation, airlines must comply with these rules in order to be allowed to disembark passengers in the United States.

The CDC dictates that negative results must come from a test that can detect persistent infection by ingesting parts of the pathogen itself. Two types of tests fall into this category: molecular tests (including PCR tests) and antigen tests. (Antibody tests that can only tell if someone has been infected in the past don’t count.)

Molecular tests look for segments of the genetic material or RNA of the virus. The most common molecular tests are based on a proven technique called the polymerase chain reaction or PCR – a gold standard in diagnosing infectious diseases. PCR testing can be expensive, and because samples must be passed through laboratories, it can take a few days for results to be returned. Experts say it is a good idea to plan ahead if you decide to take this type of test.

There are some rapid molecular tests that can be done in a doctor’s office from start to finish in a matter of minutes. That includes Abbott’s ID Now test. They’re considered less accurate than PCR-based tests, but get faster responses.

Antigen tests look for pieces of coronavirus proteins or antigens. They’re usually less accurate than molecular tests and have a harder time finding the virus when it’s scarce. However, most antigen tests can be done very quickly and cheaply, with results taking only a few minutes.

Certain antigen tests are only released for people with symptoms and may be more likely to provide inaccurate results when used to screen people who are feeling healthy.

Depending on the country travelers are leaving from, certain tests may not be available – and as a result, these new rules are likely to make it significantly more difficult to travel to the United States. Tests are usually offered through health care providers or community test centers, which can be set up through tourism offices and local health care providers. Some airports, such as Heathrow in London, offer on-site coronavirus testing. Some airlines like American, Jet Blue and United offer their customers in certain countries to arrange tests. For example, Delta has worked with the Mayo Clinic and national health authorities in several countries to simplify the testing and travel process.

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Health

U.S. to Require Unfavourable Virus Assessments From Worldwide Air Passengers

U.S. to Require Negative Virus Tests From International Air Passengers

Before boarding any flights, all international passengers traveling to the United States must first demonstrate a negative coronavirus test under a new federal policy that comes into effect Jan. 26.

“Testing doesn’t eliminate all risks,” said Dr. Robert R. Redfield, director of the Centers for Disease Control and Prevention, in a statement describing the new policy.

“However, when combined with staying at home and taking everyday precautions like wearing masks and social distancing, travel can become safer, healthier and more responsible by reducing its spread on airplanes, airports and travel destinations.”

Dr. Redfield is expected to sign the contract with the new rules on Tuesday.

The new policy stipulates that all passengers, regardless of vaccination status, must receive a test for current infections within three days prior to departure for the United States and must provide written documentation of their test results or proof of recovery from Covid. 19th

Evidence of immunization won’t be enough as the vaccines have been shown to only prevent serious diseases, said Jason McDonald, a spokesman for the CDC-vaccinated people, could theoretically still be infected and transmit the virus on a flight.

The agency will not require any further testing in the three months following a positive test, as long as the traveler has no symptoms. In this situation, a passenger may travel with documentation of the positive test result and a letter from a health care provider or public health officer stating that the traveler has now been cleared for travel.

Airlines must confirm the negative test result for all passengers or documentation of recovery before boarding. If a passenger fails to provide evidence of a negative test or recovery, or fails to take a test, the airline must refuse to board the passenger, the agency said.

“Tests before and after travel are an important layer in order to slow down the introduction and spread of Covid-19,” said a statement by the officials. “With the US already in the surge status, the passenger testing requirement will help slow the spread of the virus while we work to vaccinate the American public.”

The policy expands on a similar rule introduced in late December that requires travelers from the UK to prove a negative result on a virus test. The Trump administration introduced this restriction after reports that a more contagious variant of the coronavirus had become the source of most infections in much of this country.

This variant has now been discovered in several American states and, according to scientists, is likely to have spread even more. However, the United States genetically sequences only a tiny fraction of its virus samples – too few to give an accurate estimate of the spread of the variant in that country.

Updated

Jan. 12, 2021, 8:12 p.m. ET

The new travel policy follows the announcement by the Japanese government on Tuesday that four travelers from Brazil have imported another new variant of the virus into Japan. Two other so-called worrying variants are said to be in circulation in South Africa and Brazil.

The coronavirus outbreak>

Things to know about testing

Confused by Coronavirus Testing Conditions? Let us help:

    • antibody: A protein produced by the immune system that can recognize and attach to certain types of viruses, bacteria or other invaders.
    • Antibody test / serology test: A test that detects antibodies specific to the coronavirus. About a week after the coronavirus infects the body, antibodies start appearing in the blood. Because antibodies take so long to develop, an antibody test cannot reliably diagnose an ongoing infection. However, it can identify people who have been exposed to the coronavirus in the past.
    • Antigen test: This test detects parts of coronavirus proteins called antigens. Antigen tests are quick and only take five minutes. However, they are less accurate than tests that detect genetic material from the virus.
    • Coronavirus: Any virus that belongs to the Orthocoronavirinae virus family. The coronavirus that causes Covid-19 is known as SARS-CoV-2.
    • Covid19: The disease caused by the new coronavirus. The name stands for Coronavirus Disease 2019.
    • Isolation and quarantine: Isolation is separating people who know they have a contagious disease from those who are not sick. Quarantine refers to restricting the movement of people who have been exposed to a virus.
    • Nasopharyngeal smear: A long, flexible stick with a soft swab that is inserted deep into the nose to collect samples from the space where the nasal cavity meets the throat. Samples for coronavirus tests can also be obtained with swabs that do not go as deep into the nose – sometimes called nasal swabs – or with mouth or throat swabs.
    • Polymerase chain reaction (PCR): Scientists use PCR to make millions of copies of genetic material in a sample. With the help of PCR tests, researchers can detect the coronavirus even when it is scarce.
    • Viral load: The amount of virus in a person’s body. In people infected with the coronavirus, viral loads can peak before symptoms, if any.

The White House coronavirus task force and federal agencies, including the CDC, have been debating the expanded requirements for weeks.

The CDC currently recommends that all air travelers, including those flying within the United States, be tested one to three days prior to travel and again three to five days after travel is complete.

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Many airlines offer optional tests for passengers, but only mandate them if the destinations so require. But last week a group representing major U.S. airlines endorsed a policy requiring all passengers to be tested.

In a statement, United Airlines welcomed the move, saying testing was “the key to opening up international borders”.

“United already has procedures in place to comply with similar regulations for international jurisdictions and we will plan to expand them in light of this new mandate,” the airline said in a statement.

“In addition, United is actively working to introduce new technologies and processes to make these test requirements easier to navigate for both our employees and our customers.”

Niraj Chokshi contributed to the coverage.

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World News

Inventory futures flat after S&P 500 suffers first unfavorable begin to a 12 months since 2016

Stock futures flat after S&P 500 suffers first negative start to a year since 2016

Stock futures remained stable in overnight trading on Monday after the S&P 500 suffered its first decline since 2016.

The futures on the Dow Jones Industrial Average fell 10 points. S&P 500 futures were unchanged and Nasdaq 100 futures fell less than 0.1%.

Movements in futures came after a sharp sell-off on Wall Street at the start of 2021. The S&P 500 fell 1.5%, its worst daily performance since October 27th. Ten out of eleven S&P 500 sectors posted losses, led by real estate.

The blue chip Dow lost 382 points after losing 700 points from its daily low. The Nasdaq Composite was down 1.4% as the FAANG block collapsed early in the new year.

The market’s widespread sell-off came ahead of the Georgia runoff election on Tuesday, which will determine whether Republicans can retain control of the Senate. In the meantime, rising Covid-19 cases around the world and new lockdown restrictions kept investors informed.

“Investors are feeling nervous this week,” Lindsey Bell, chief investment strategist at Ally Invest, said in an email. “COVID cases continue to rise and a new variant of the virus is spreading around the world. Tomorrow’s run-off elections in Georgia could determine the composition of the Senate and the market has generally done better in a divided Congress.”

Many fear that higher tax rates and more progressive policies could become a reality once the Democrats take control of the Senate. However, such an outcome could create the opportunity for a larger and faster package of expenses that will help support the market.

“Even if the Democrats get control, the margin will be remarkably small and analysts are skeptical of the possibility of a significant change in tax or regulatory policy,” said Mark Hackett, chief of investment research at Nationwide, in a note. “However, democratic control could trigger another round of coronavirus stimuli and possibly an infrastructure package.”

England imposed a third coronavirus lockdown on Monday as the region grappled with a more transmissible variant of Covid-19. New York State has confirmed its first case of the new tribe, Governor Andrew Cuomo said Monday.

Subscribe to CNBC PRO for exclusive insights and analysis as well as live business day programs from around the world.

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Health

US Will Require UK Vacationers to Have a Adverse Coronavirus Take a look at

U.S. to Require Negative Covid-19 Test for All Travelers From U.K.

People traveling immediately after their vacation may face uncertainties: many private testing clinics and laboratories are closed on Christmas Day, so testing within the 72-hour window can prove difficult, especially for PCR screening that is on Must be sent to a laboratory and can be done several days to process.

Updated

Apr. 26, 2020 at 6:29 am ET

The Rapid Antigen Test, a relatively new tool for detecting the virus, gives a result in about 30 minutes but is not as widely used, although cheaper. For example, Heathrow Airport charges passengers about $ 130 for 48-hour PCR results and about $ 60 for antigen testing with results within 45 minutes.

Both tests are offered at major UK airports – including Heathrow and Gatwick, the two main hubs in London, and Manchester Airport. However, passengers must register in advance. It was unclear how many would be able to source a test and get a trip result in time.

The introduction of new travel restrictions raised concerns that travelers to the US would flock to the airport, as Londoners did at train stations last Saturday when stricter domestic regulations were announced. But Heathrow staff on Friday described a normal, if quieter, flow of passengers typical of Christmas Day, with most apparently traveling on long-haul flights.

The coronavirus outbreak>

Things to know about testing

Confused by Coronavirus Testing Conditions? Let us help:

    • antibody: A protein produced by the immune system that can recognize and attach to certain types of viruses, bacteria or other invaders.
    • Antibody test / serology test: A test that detects antibodies specific to the coronavirus. About a week after the coronavirus infects the body, antibodies start appearing in the blood. Because antibodies take so long to develop, an antibody test cannot reliably diagnose an ongoing infection. However, it can identify people who have been exposed to the coronavirus in the past.
    • Antigen test: This test detects parts of coronavirus proteins called antigens. Antigen tests are quick and only take five minutes. However, they are less accurate than tests that detect genetic material from the virus.
    • Coronavirus: Any virus that belongs to the Orthocoronavirinae virus family. The coronavirus that causes Covid-19 is known as SARS-CoV-2.
    • Covid19: The disease caused by the new coronavirus. The name stands for Coronavirus Disease 2019.
    • Isolation and quarantine: Isolation is separating people who know they have a contagious disease from those who are not sick. Quarantine refers to restricting the movement of people who have been exposed to a virus.
    • Nasopharyngeal smear: A long, flexible rod with a soft swab that is inserted deep into the nose to collect samples from the space where the nasal cavity meets the throat. Samples for coronavirus tests can also be obtained with swabs that do not go as deep into the nose – sometimes called nasal swabs – or with mouth or throat swabs.
    • Polymerase chain reaction (PCR): Scientists use PCR to make millions of copies of genetic material in a sample. With the help of PCR tests, researchers can detect the coronavirus even when it is scarce.
    • Viral load: The amount of virus in a person’s body. In people infected with the coronavirus, viral loads can peak before symptoms, if any.

Several airlines had already announced guidelines requiring proof of a negative test after New York Governor Andrew M. Cuomo requested that passengers coming from London to John F. Kennedy International Airport must document a negative test result.

“We cannot allow history to repeat itself with this new variant,” Mr Cuomo wrote on Twitter.

Also on Thursday, New Jersey Governor Phil Murphy said that passengers arriving at Newark Airport would require negative tests within 72 hours of departure to enter.

American travel requirements are less draconian than those of other countries in Europe and Asia, which excluded all travelers from the UK after the advent of the new coronavirus variant. Experts are skeptical that travel bans can stop the spread of the variant. Dr. Anthony S. Fauci, the leading U.S. infectious disease expert, said there was a good chance the variant was already in the country.

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Health

U.S. to Require Adverse Covid-19 Check for All Vacationers From U.Okay.

U.S. to Require Negative Covid-19 Test for All Travelers From U.K.

The United States will require all passengers arriving from the UK to test negative for the coronavirus within 72 hours of their departure, the Centers for Disease Control and Prevention said Thursday.

The move comes as a new highly transmissible variant of the virus, which first appeared in the UK, has led countries to seal their borders to travelers from there.

The new rule, which goes into effect on Monday, applies to both Americans and foreign nationals and requires passengers to provide evidence of a negative result in a genetic test known as a PCR or antigen test.

“This additional test requirement will strengthen our protection of the American public to improve their health and safety and to ensure responsible international travel,” the CDC said in a statement.

Passengers are required to provide the airline with “written documentation of their laboratory test result (in print or electronic form),” the CDC said, adding, “If a passenger does not take a test, the airline must refuse to board the passenger.”

The new rules were a reversal for the Trump administration, which initially told American airliners that the government would not require testing for travelers from the UK.

United Airlines, Virgin Atlantic and Delta Air Lines had already announced similar guidelines requiring all passengers on their flights between the UK and the United States to provide evidence of a negative test result within 72 hours of departure. British Airways also requested negative test results for passengers arriving in New York.

Several of the airlines announced their policies after New York Governor Andrew M. Cuomo requested that passengers coming from London to John F. Kennedy International Airport must document a negative test result.

“We cannot allow history to repeat itself with this new variant,” Mr Cuomo wrote on Twitter.

Also on Thursday, New Jersey Governor Phil Murphy said that passengers arriving at Newark Airport would require negative tests within 72 hours of departure to enter.

American travel requirements are less draconian than those of other countries in Europe and Asia, which excluded all travelers from the UK after the advent of the new coronavirus variant. Experts are skeptical that travel bans can stop the spread of the variant. Dr. Anthony S. Fauci, the leading U.S. infectious disease expert, said there was a good chance the variant was already in the country.

“I don’t think such a draconian approach is necessary,” he said of a travel ban for PBS NewsHour. “I think we should give serious thought to the possibility of requiring people to be tested before they come here from the UK.”

A recent study by British scientists found no evidence that the variant was more lethal than others. However, the researchers estimated that it was 56 percent more contagious. The country also announced a travel ban from South Africa after Health Secretary Matt Hancock said two people were discovered with another variant that had surfaced in the African country. Another variant has also appeared in Nigeria.

The UK authorities this week put much of England under renewed restrictions on travel and socializing, warning that schools and universities may have to close soon.

Vivian Wang contributed to the coverage.

Categories
Business

U.S. to require folks flying from the UK to check adverse for Covid, CDC says

U.S. to require people flying from the UK to test negative for Covid, CDC says

A view of the signage leading to one of the testing centers at Heathrow Airport on December 22nd, 2020 in London, England.

Joseph Okpako | Getty Images News | Getty Images

The United States will require people traveling from the UK to test negative for Covid-19 no later than 72 hours prior to departure, the CDC said in a statement late Thursday.

The announcement comes after the UK announced earlier this week that it had identified a new strain of Covid-19 that appears to be spreading faster. The CDC said President Donald Trump will sign the ordinance on Friday, Christmas Day, and the measure will take effect on Monday.

The CDC said passengers would be required to provide airlines with documentation of their laboratory results from polymerase chain reaction (PCR) and antigen testing.

The airlines would also have to confirm that the passengers tested negative before boarding, the agency said. They would also have to prevent passengers from boarding if they refuse to take a test.

Earlier this week, Delta Air Lines, Virgin Atlantic and British Airways urged passengers to conduct negative tests before boarding flights to New York’s John F. Kennedy International Airport.

The new strain prompted dozens of countries to quickly restrict travel from the UK to prevent the strain from invading their own borders. The US had already restricted entry from the UK in March, with the exception of foreigners who had been in the country in the past two weeks.

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