United Airlines will begin asking passengers traveling from London to Chicago and other cities for proof of a negative COVID-19 test before departure in an effort to stop the spread of a mutant
coronavirus strain that is said to be up to 70% more transmissible.
The policy, which requires a test to be taken within 72 hours of a flight, applies to passengers who are older
than five years old and whose travel originates in the U.K. The policy affects people departing London Heathrow Airport to O’Hare International Airport, Newark Liberty International Airport,
Washington Dulles International Airport and San Francisco International Airport.
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