WHO declares B.1.1.529 COVID ‘variant of concern’, renames it ‘Omicron’

“Based on the evidence presented indicative of a detrimental change in COVID-19 epidemiology… the WHO has designated B.1.1.529 as a variant of concern (VOC), named Omicron,” the UN health agency said in a statement.

The WHO said it could take several weeks to complete studies of Omicron to see…