UK and California Covid variants merged in US coronavirus case, scientists say

Scientists in a lab in New Mexico realised the variant had been caused by a mixing of two previous versions of the virus because it had acquired a large number of mutations suddenly in one go. https://www.dailymail.co.uk/news/article-9269271/UK-California-Covid-variants-merged-coronavirus-case-scientists-say.html?ns_mchannel=rss&ns_campaign=1490&ito=1490