There is a lot of evidence. The lab in question was specifically warned about by the US State Department for studying coronaviruses that affect human ACE-2.
I mentioned this in another comment, but here's the 2018 State Department warning.
Please note part (6) about human ACE2 coroniavirus:
> with DNA showing it came from pangolins, in a place where pangolins
This is false. You can read the science here (note the "receptor binding studies of reconstituted RaTG13 showed that it does not bind to pangolin ACE2."
I mentioned this in another comment, but here's the 2018 State Department warning.
Please note part (6) about human ACE2 coroniavirus:
https://www.washingtonpost.com/context/read-the-state-depart...
> with DNA showing it came from pangolins, in a place where pangolins
This is false. You can read the science here (note the "receptor binding studies of reconstituted RaTG13 showed that it does not bind to pangolin ACE2."
https://onlinelibrary.wiley.com/doi/pdf/10.1002/bies.2020002...