A researcher works in a lab of Wuhan Institute of Virology (WIV) in Wuhan in central China's Hubei province Thursday, Feb. 23, 2017. (FeatureChina via AP Images)

NIH Documents Provide New Evidence U.S. Funded Gain-of-Function Research in Wuhan

U.S.-funded experiment in China posed biosafety risks but did not cause Covid-19 pandemic, scientists say.

The Intercept