A woman wearing a face mask walks past John Lewis on Oxford Street in London, United Kingdom, on Dec. 18, 2020. (Photo by Han Yan/Xinhua via Getty) U.K.
Prime Minister Boris Johnson on Saturday imposed a new round of restrictions for London and much of southern England after officials said they have identified a new COVID-19 strain that can spread more quickly and is believed to be linked to a rise in infections across those areas.
Johnson said that the capital and other areas in southern England currently under Tier 3 -- the highest level of coronavirus restrictions -- will move to an even stricter new Tier 4 that requires non-essential shops, hairdressers and indoor leisure venues to close after the end of business hours Saturday. "I know.