Editorial: The COVID lab leak theory is still probably wrong FacebookTwitterEmail An aerial view of the campus of the Wuhan Institute of Virology.Hector Retamal/AFP/TNS Based on the recent ravings of such virological giants as Jon Stewart and Donald Trump, a casual observer might think critical evidence had emerged to support the notion that the novel coronavirus escaped from a Chinese lab — or to refute the suspicion that it entered the human population the way of countless predecessors, by naturally spilling over from bats or other species. But the recent resurgence of the so-called lab leak theory among journalists, politicians and scientists largely outside the relevant fields means less than it seems to.