Photo B0028: SPC/5 Bobby J. Nix (right) B Company, and unidentified partner, members 720th MP Battalion, 4th Army, prepared for guard mount outside of their billet on Fort Hood, Texas in early 1964. If you can identify the other MP use this Email Link. Courtesy of SPC/5 Bobby J. Nix, B Company & HHD, 720th MP Battalion, 4th Army, Fort Hood, TX, 1964-1965.