Covid that would cost “thousands” of deaths, The Prime Minister was joined by Chris Whitty, the chief medical officer and Patrick Vallance, the chief scientific adviser at the Downing Street press conference as they sought to buy time to double-dose more of the population before easing restrictions.Johnson said: “We can give the NHS a few more crucial weeks to get those remaining jabs into the arms of those who need them.” He added: “I think it is sensible to wait just a little longer.”The move