direct to your inboxAndy Burnham has added his voice to those calling for teaching staff to be vaccinated for Covid-19 ahead of schools reopening next month.The mayor was reacting to the government's decision to delay the return of secondary school pupils until 18 January.Only exam year groups will receive online teaching from January 11, before all pupils return the week after, subject to a review.All primary schools will reopen as planned on Monday, apart from some in Tier 4 areas in London