Justice Department opens probe into Louisiana State Police

FILE - In this July 16, 2019 image from police dashboard camera video, Louisiana State Trooper Jacob Brown throws motorist Morgan Blake to the ground following a traffic stop in Ouachita Parish, La., during which troopers found 13 pounds marijuana in the car Blake was driving. Brown threw Blake to the ground after he asked for his handcuffs to be adjusted. Trooper Randall "Colby" Dickerson then punched Blake five times and kneed him in the side, the footage shows. (Louisiana State Police via AP, File)

Justice Department opens probe into Louisiana State Police