CNN CNN Newsroom Live December 31, 2021 05:33:00
The coronavirus pandemic. london's mayor announced in a tweet last week that the annual event in trafalgar square is canceled, saying, "the safety of londoners must come first." some 6,500 people were expected to attend. british prime minister boris johnson decided against tougher covid restrictions, but cautioned that people should be smart about how they ring in the new year. >> i think everybody should enjoy new year, but in a cautious and sensible way. take a test, ventilation, think about others, but above all, get a booster. >> reporter: in paris, the traditional fireworks display over t...