The newspaper reported that a previously undisclosed United States intelligence report claimed that three researchers at the Wuhan Institute had become very ill in 2019 and sought hospital treatment.
Biden's order signals an escalation in mounting controversy over how the virus first emerged - through animal contact at a market in Wuhan, China, or through release of the coronavirus from a highly secure research laboratory in the same city.
After news of Wuhan lab staffers falling ill broke, Trump said that he's sure the Chinese institute is responsible for the pandemic.
The controversial theory Covid-19 was leaked from a Wuhan laboratory has once again gained momentum in the U.S., enraging China who vehemently reject such claims.
'For nearly 18 months, health and care workers all over the world have stood in the breach between life and death, ' WHO director-general Tedros Adhanom Ghebreyesus told the opening of the organisation's main annual assembly.More news: Australia's Victoria state reports four COVID-19 cases, source unknown
"But there are contrary theories including the suggestion that a bat virus could have been grown in the laboratory in human cells resulting in the unintentional emergence of a virus that was able to more efficiently infect and grow in human cells", he said.
According to Fauci, $600,000 were earmarked for the institute in Wuhan over a period of five years to study zoonotic viruses and whether bat coronaviruses could jump onto human beings.
© Provided by The i Wuhan Institute of Virology (Photo: AFP/Hector Retamal) What does China say? That comment came after a broadly defined media spent the preceding year expressing skepticism that the virus might have originated in the Wuhan Institute of Virology.
"The United States continues to hype up the "lab-leak" theory ..." Do you really care about tracking the origin of the virus, or do you just want to distract yourself?More news: Italian cable auto crash kills nine, injures two children
What about the rest of the world? We're talking about a lab accident.
White House press secretary Jen Psaki said Tuesday that the White House supports a new World Health Organization investigation in China, but she added that an effective probe "would require China finally stepping up and allowing access needed to determine the origins".
"We need to improve transparency, immediately share critical information about outbreaks with pandemic potential, and strengthen health systems to withstand shocks", Becerra said, while calling for a "strong and agile" WHO. "And that's exactly what we've been calling for".
"We must take hypotheses about both natural and laboratory spillovers seriously until we have sufficient data", the scientists wrote in Science Magazine earlier this month.More news: Belarus accused of 'state-sponsored hijack' of plane after journalist arrest