Omicron: PCR tests for arrivals to UK, mask rules tightened, and self-isolation reintroduced after variant found in UK

Prime Minister Boris Johnson has announced a list of new Covid precautionary measures in the UK, including restrictions for those arriving in the UK, stricter rules on wearing masks in public places, and a “boost for the booster programme” for vaccination. In a reunion that not many Brits would have been hoping for, Johnson held [...]