Boris Johnson stresses the need for people who have so far refused a booster jab to "join the movement" and get a vaccination. On a visit to a Boots chemists in his west London constituency of Uxbridge, the prime minister says: "We've got to make sure that we see off Omicron, we are making great progress". Report by Blairm. Like us on Facebook at http://www.facebook.com/itn and follow us on Twitter at http://twitter.com/itn