For a long time, US President Trump stood alone with the claim that Sars-CoV-2 came from a laboratory in Wuhan. Then the debate changed. How most scientists believe in the laboratory hypothesis.
For a long time, only US President Donald Trump claimed that Sars-CoV-2 came from a laboratory in Wuhan. He did not provide any evidence. Hardly any scientist took it seriously; a group of prominent researchers described the thesis in a letter to the specialist magazine The Lancet as a conspiracy theory. A team sent to China by the WHO also considered a laboratory accident “extremely unlikely”.