Boris Johnson gives thumbs-up to Christmas parties amid Omicron fears - video
A study from South Africa suggests the Omicron variant has "substantial" ability to cause reinfection in people who have previously had coronavirus.
Friday 3 December 2021 16:02, UK
Boris Johnson gave the thumbs-up after being asked whether people should go ahead with their Christmas parties during this festive season amid concerns over the Omicron variant.