More England areas put into tightest restrictions as new COVID variant found in UK

Vehicles drive past an underground station in London, Britain on Dec. 23, 2020. British Health Secretary Matt Hancock on Wednesday announced that more areas of the East and South East of England will be put into Tier Four restrictions, the highest level, while revealing that two cases of another new variant of the novel coronavirus have been identified in Britain. (Xinhua/Han Yan)