[mitjam]

Satellite images of Wuhan may suggest coronavirus was spreading as early as August 2019:

https://www.bbc.com/news/world-us-canada-52975934.amp

https://edition.cnn.com/2020/06/08/health/satellite-pics-cor...

[throwaway290]

Would it mean it was active earlier but a critical mass was needed to cause a pandemic? Or it evolved in humans while circulating Wuhan?