Smoking gun, U.S. intelligence agencies warned of Covid 4 weeks before China could have detected it https://rumble.com/vv49f8-covid-19-bio-attack-smoking-gun.htmlt
The Chinese think Sars 2002-2003 was genetically targeted biowarfare against Han people https://freerepublic.com/focus/f-news/4167070/posts
We were discussing the covid outbreak in china in December 2019 here. China was already locking down cities and trying to keep it hush hush.