Chinese researchers at the World Health Organization-led team probing the origins of the coronavirus pandemic pushed against the lab-leak theory, said a WHO scientist, who led the group, in a Danish documentary.

In the documentary, titled "The Virus Mystery", Peter Ben Embarek said the Chinese researchers were against the theory that Covid-19 pandemic emerged from a genetically modified virus which leaked from the infamous Wuhan Institute of Virology (WIV), the Washington Post reported