Central city of Yuzhou orders all citizens to stay at home, suspends public transport and closes schools on Monday night as Xi’an approaches two weeks in lockdown; Israel to open border to travellers with Covid-19 immunity
- Covid-positive nurses work in Australian hospitals due to staffing shortages
- UK Covid cases up 50% in a week as daily tally exceeds 150,000
- NHS faces significant pressure in coming weeks, says Boris Johnson
- US regulators approve Covid boosters for children 12 to 15
- French politicians condemn death threats over vaccine pass
- See all our coronavirus coverage
Thousands of US schools delayed a scheduled return to classrooms following the holiday break or switched to remote learning as the Omicron variant pushes Covid-19 cases to record levels.
Cities including Milwaukee, Cleveland and Detroit either implemented online instruction or cancelled school altogether this week for tens of thousands of students, citing both staff shortages and Omicron concerns.
