By Victoria Gill
Science correspondent, BBC News

• Published1 day ago

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• Coronavirus pandemic

Scientists say there is “compelling evidence” that Wuhan’s Huanan seafood and wildlife market was at the centre of the Covid-19 outbreak.

Two peer-reviewed studies published on Tuesday re-examine information from the initial outbreak in the Chinese city.

One of the studies shows that the earliest known caseswere clustered around that market.

The other uses genetic information to track the timing of the outbreak.

It suggeststhere were two variants introduced into humansin November or early December 2019.

Together, the researchers say this evidence paints a picture that Sars-Cov-2 was present in live mammals that were sold at Huanan market in late 2019. They say it was transmitted into people who…