
Clive Bull 1am - 4am
4 January 2022, 14:48 | Updated: 4 January 2022, 18:01
Boris Johnson announced 100,000 daily lateral flow tests for critical workers as hospitals in England were said to be 'at breaking point' from staff shortages caused by the virus.
Mr Johnson was joined by Professor Chris Whitty, the chief medical officer for England, and Sir Patrick Vallance, the chief scientific adviser.
Watch the press conference again full at the top of this page