新型冠狀病毒

Lab leak ‘unlikely’ to have caused Covid-19 pandemic, says WHO report

Investigation suggests virus probably jumped from animals to humans in late 2019 in Chinese city of Wuhan

The coronavirus outbreak emerged in the Chinese city of Wuhan in late 2019 and was “extremely unlikely” to have been the result of a laboratory leak, according to a widely anticipated World Health Organization investigation into the origins of the pandemic.

In a version of the report circulated to WHO member states and seen by the Financial Times, scientists said the two most likely scenarios to explain the emergence of Covid-19 both involved the transmission of the virus from animals to humans. Estimates for when that occurred “ranged from late September to early December, but most estimates were between mid-November and early December”, it said.

Tedros Adhanom Ghebreyesus, WHO director-general, in a press conference on Monday, did not address questions on the findings directly. “For now all hypotheses will be on the table and will need further study,” he said.

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