Johnson Urges Brits to Get COVID Booster Jabs Ahead of Omicron 'Tidal Wave'

As of Sunday, at least 3,137 cases of the omicron COVID-19 variant have been identified in the UK, amounting to over 1,000 additional cases since last Saturday. The variant's rapid spread has resulted in British health officials raising the UK COVID Alert Level from 'Level 3' to 'Level 4'.