WASHINGTON/CHICAGO: The US government does not intend to impose COVID-19 screenings for passengers traveling from Britain after the emergence of a highly infectious new coronavirus variant there, people briefed on the decision said.White House coronavirus task force members backed requiring negative pre-flight tests after a meeting on Monday, but the Trump administration has decided not to take any action for the time being, the people said.Much of the world shut their borders to Britain after the discovery of a mutated variant of the novel coronavirus, though the European Union recommended on Tuesday that members roll back sweeping closures to allow freight to resume and people to return home for Christmas.Several airlines are requiring.