Health officials in Britain announced that they've detected the first known cases of the new COVID-19 variant, Omicron (formerly B.1.1.529), discovered just days ago in South Africa. In response, Prime Minister Boris Johnson announced updated guidance, including that any person entering the UK must self-isolate until receiving a negative result from a PCR test taken within 48 hours of arrival.
Europe COVID-19 Variants Omicron Variant United Kingdom
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