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Wall Street Journal: Lessons from the UK about a more-contagious Covid-19 variant

Published Feb. 26, 2021. Updated Feb. 26 at 3:02 am

Police officers stand on duty at beneath a sign reading "Testing to Commence", at the entrance to the Port of Dover in Kent, south east England, on December 23, 2020, where COVID-19 testing is set to begin on drivers who have been queueing to leave the UK. - France and Britain reopened cross-Channel travel on Wednesday after a 48-hour ban to curb the spread of a new coronavirus variant but London has warned it could take days for thousands of trucks blocked around the port of Dover to get moving. (Photo by JUSTIN TALLIS / AFP)

Photo by AFP

The U.K. has become a testing ground for how a more-contagious and possibly deadlier coronavirus variant spreads through communities, displacing its less-transmissible ancestors and complicating vaccine rollouts and the lifting of lockdowns.