Dr David Nabarro, special envoy on COVID-19 for the World Health Organisation, says he has never been more concerned for the UK and the world throughout the course of the pandemic, as Omicron variant continues to spread.
Video: WHO envoy on 'unprecedented' threat of Omicron variant of COVID
Dr David Nabarro said the public should minimise social interactions to slow down the spread of Omicron variant and protect the health services.
Wednesday 15 December 2021 19:57, UK