Categories Articles U.S. to Require All U.K. Arrivals to Show Negative COVID-19 Test in Bid to Stop Spread of Mutant Strain Post author By crystalg Post date December 25, 2020 TIME Tags arrivals, COVID19, Mutant, negative, Require, Show, spread, stop, strain, test, U.K., U.S. ← Children who regularly eat meat more likely to develop symptoms of COPD, asthma → 3 Tips For Deciding If An Investment In Your Business Is The Right One