An employee wears a face mask as a passenger checks-in for a flight at the Air France and KLM counter inside the Tom Bradley International Terminal (TBIT) at Los Angeles International Airport (LAX) amid increased Covid-19 travel restrictions on January 25, 2021 in Los Angeles, California. - President Joe Biden will re-impose a Covid-19 travel ban on most non-US citizens who have been in Britain, Brazil, Ireland and much of Europe, a White House official said, as the new administration ramps up its pandemic response. (Photo by Patrick T. FALLON / AFP)