If the work on coronaviruses that WIV was doing was at BSL-4, I'd be more skeptical of a lab leak origin. It was being done at BSL-2; see Ralph Baric's testimon

If the work on coronaviruses that WIV was doing was at BSL-4, I'd be more skeptical of a lab leak origin. It was being done at BSL-2; see Ralph Baric's testimony covered in this Vanity Fair article: https://www.vanityfair.com/news/story/ralph-baric-wuhan-lab-leak https://www.vanityfair.com/news/story/ralph-baric-wuhan-lab-...