Jeffrey Sachs joins The Grayzone’s Max Blumenthal and Aaron Maté to discuss the investigation into the origins of Covid-19. As chair of the Lancet COVID-19 commission, Sachs alleges that SARS-CoV2 originated from dangerous gain of function experiments sponsored and conducted by US biotech institutions. He alleges a vast cover-up of Covid origins, including by former members of his commission, and details the personal attacks he has incurred for speaking out.