I previously wrote that the key to conviction in the Derek Chauvin trial (and avoiding a cascading failure in all four cases) is the autopsy findings and the role of drugs (including fentanyl) in the body of George Floyd. Prosecutors are now asking the jury to effectively dismiss the findings of the only official autopsy in the case and insist, contrary to those findings, that Floyd died from asphyxia, or, lack of oxygen. Some new disclosures may make that claim more difficult for the prosecution. Last week, special prosecutor Jerry Blackwell admitted to jurors that Hennepin County Chief Medical Examiner...