Chauvin Defense Trying to ‘Put George Floyd on Trial' Stymied by Medical Testimony

A toxicologist who took the stand in Derek Chauvin's murder trial said George Floyd had less fentanyl in his system than 94% of DUI cases. That's a boost to the prosecution after Chauvin's defense sought to mention other potential causes of death besides the knee on Floyd's neck. Criminal defense attorney Keith Lamar Jr. weighs in.