In this Feb. 6, 2021, file a worker in protectively overalls and carrying disinfecting equipment walks outside the Wuhan Central Hospital where Li Wenliang, the whistleblower doctor who sounded the alarm and was reprimanded by local police for it in the early days of Wuhan's pandemic, worked in Wuhan in central China. U.S. intelligence agencies remain divided on the origins of the coronavirus but believe China's leaders did not know about the virus before the start of the gl…

August 27, 2021