Photo B0099: Unidentified members of the 720th MP Battalion, 4th Army, III Corps unload their vehicles from a C-130 Air Force transport at Robert Gray Army Airfield Forth Hood, Texas after returning from the Selma-Montgomery Alabama Civil Rights March Operation STEEP HILL XIII security deployment in March of 1965. U.S. Army Photograph courtesy of the Military Police Journal, July 1965, page 8.