“It would be asinine of the US to develop bio-warfare weapons abroad using foreigners”
Don’t forget about the lab at UNC Chapel Hill which was has been involved in coronavirus research. Some of its research was allegedly transferred to Wuhan. If this is occurring at one university in the United States, it no doubt is occurring at dozens.
Lab leaks have been an ongoing problem at the UNC lab. Here is a link to some that have been admitted. How many others have occurred that were not reported.