Even ’ persuaded lab escape likely origin SARS2 virus may see reason concern present state regulation governing gain-of-function research.There two obvious levels responsibility : first , allowing virologists perform gain-of-function experiments , offering minimal gain vast risk ; second , indeed SARS2 generated lab , allowing virus escape unleash world-wide pandemic.Here players seem likely deserve blame.Chinese virologists.First foremost , Chinese virologists blame performing gain-of-function experiments mostly BSL2-level safety conditions far lax contain virus unexpected infectiousness like SARS2.If virus indeed escape lab , deserve world ’ censure foreseeable accident already caused deaths three million people.True , Shi trained French virologists , worked closely American virologists following international rules containment coronaviruses .