Less than half the UK population can expect to be vaccinated against coronavirus, the head of the government’s vaccine task force has said in an attempt to clear up the public’s “misguided” perception of the programme’s aim.   Kate Bingham told the Financial Times that vaccinating everyone in the country was “not going to happen”, adding: “We just need to vaccinate everyone at risk.”   Her comments come as Boris Johnson on Sunday warned that the country was in for a “bumpy” w