Prime minister stresses importance of being cautious, as cases of Delta variant continue to rise
Boris Johnson has dropped a heavy hint that the final lifting of lockdown restrictions in England will be delayed by up to a month, as the government prepares to make a final decision over the weekend.
The prime minister, who is hosting the G7 summit in Cornwall, is due to announce on Monday whether stage four of his Covid roadmap can go ahead as planned on 21 June.
