COVID: updated summary of lab-origin hypothesis: 1) Pandemic caused by bat SARS-like coronavirus emerged in Wuhan--city 1000 km from wild bats with SARS-CoV-2-like coronaviruses, but that contains

COVID: updated summary of lab-origin hypothesis: 1) Pandemic caused by bat SARS-like coronavirus emerged in Wuhan--city 1000 km from wild bats with SARS-CoV-2-like coronaviruses, but that contains labs conducting world's largest research program on bat SARS-like coronaviruses.