All coverage
New Covid variant: Will new measures against Omicron work?
By James Gallagher
Indonesia bans arrivals from 8 African countries due to Omicron variant
By Fathin Ungku, Nilufar Rizki & Frances Kerry
The Omicron variant upends the global pandemic response. (Published 2021)
By Isabella Grullón Paz
Omicron variant detected in more countries as scientists race to find answers
By Toby Sterling & Elizabeth Piper