Covid: UK alert level raised to four due to Omicron spread
By Francesca Gillett
Coronavirus: Covid News: Omicron Variant Appears to Be Spreading Fast in Washington State (Published 2021)
By Benjamin Mueller, Albert Sun & Mike Baker
Covid news: Boris Johnson unveils booster plan; South African president tests positive – as it happened
By Jedidajah Otte & Miranda Bryant
Omicron FAQ: How is it different from other variants? Is it a 'super-variant?' Can it evade vaccines? How transmissible is ...
By Dasantila Golemi-kotra
Prime Minister Boris Johnson says at least one patient has died with the omicron Covid variant in the UK
By Chloe Taylor & Matt Clinch