(Wall Street Journal) – Chinese researchers isolated and mapped the virus that causes Covid-19 in late December 2019, at least two weeks before Beijing revealed details of the deadly virus to the world, congressional investigators said, raising questions anew about what China knew in the pandemic’s crucial early days.

Documents obtained from the U.S. Department of Health and Human Services by a House committee and reviewed by The Wall Street Journal show that a Chinese researcher in Beijing uploaded a nearly complete sequence of the virus’s structure to a U.S. government-run database on Dec. 28, 2019. (Read More)