Coronavirus: Hong Kong’s first locally detected case since August bears similarities with recent British infections but origin remains a mystery, researchers say

The origin of Hong Kong’s first locally detected Covid-19 infection in more than 50 days continues to baffle officials, although researchers have found similarities with other Delta variant cases found recently in Britain.Genome-sequencing testing on the 48-year-old airport worker confirmed as infected on Friday revealed a close resemblance to infections detected last month in the country, according to Polytechnic University analysis. But Dr Gilman Siu Kit-hang, of the university, said…

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