No ads for Premium Subscribers. In this May 23, 2020 image from Louisiana State Police body camera video, an unidentified law enforcement officer applies an electric weapon to the back of Black motorist Antonio Harris as other officers restrain him on the side of a road after a high speed chase in Franklin Parish, La. Washington Sheriff's Department Embossed and silkscreened aluminum. There was also a distinctive silkscreened red rectangle occupying the lower right corner for reasons unknown. Troop C encompasses five (5) parishes. The switch-over from red plates to reflective white plates is believed to have taken place around 1969 to 1970.