In this image from the body camera of Louisiana State Police Trooper Dakota DeMoss, his colleagues, Kory York, center left, and Chris Hollingsworth, center right, hold up Ronald Greene before paramedics arrived on May 10, 2019, outside of Monroe, La. An autopsy ordered by the FBI listed “prone restraint” among the other contributing factors in Greene’s violent death, including neck compression, physical struggle and cocaine use. (Louisiana State Police via AP, File)