The main claims seems to be accidental release of a virus. If it was deliberate, you probably wouldn't release it right at the lab that developed it...
Okay, but if you’re driving recklessly and cause a car crash which kills someone, I don’t say they died “naturally”.
There’s a reason the US banned that variety of gain of function — and a reason why people are outraged Fauci and EcoHealth Alliance sponsored it in China to circumvent that.