Experts are urging people in the UK to wear face masks while out in public as the new Covid variant Arcturus spreads.
The super-infectious strain, officially named XBB.1.16, is currently spreading across more than 30 countries in the world, including the US and UK. It has become a "variant of interest" (VOI), according to the World Health Organisation (WHO).
In the UK - as of April 17 2023 - there were 135 cases of the new Covid strain, with 120 in England, eight in Wales, five in Scotland, and two in Northern Ireland.
