Alina Chan is not saying that the coronavirus must have leaked from a laboratory in China. What she said is what more and more scientists are willing to discuss publicly: There is no clear evidence for either method.
Chen, a postdoctoral researcher at the Broad Institute of MIT and Harvard University, said: “I know that many people want to have a conclusive evidence.” He specializes in genetic engineering and has always expressed the need to investigate the possibility of laboratory leaks. . "It's more like breadcrumbs everywhere, and they don't always move in one direction. It's like the whole floor is covered with breadcrumbs."