Remember the Russians?
... or Adam Schiff who claims it was China.
In other news and on the actual topic of this thread Trump didn't get that sick at all or even remotely get close to dying. He's fully recovered and now has antibodies so he can't get infected in the near future. So as I expected and due to the fact COVID isn't that deadly Trump has made a full recovery. Thank the heavens as we didn't need an incapacitated or dead President.