WHO: Omicron less severe than Delta but still poses danger for unvaccinated

US coronavirus hospitalisations surpass 100,000

Two Covid-19 shots effective against India variant, says study

Trump bids farewell as he faces impeachment trial

England goes into new lockdown as Covid-19 variant rages

What we know about the new coronavirus strain

World closes borders to Britain

UK cut off over new Covid-19 strain

Denmark tightens lockdown in north, mink cull devastates industry