Photo B0039: SP/4 Tom Johnson (center) visited several of his former MP buddies at Fort Hood, TX in 1961. PFC John C. Fields (left) and unidentified, member of B Company, 720th MP Battalion, 4th Army, Fort Hood, TX, 1961. If you can identify the PFC use this Email Link. Courtesy of PFC (SSG Retired) Thomas E. Johnson, B Company, 720th MP Battalion, 4th Army, Fort Hood, TX, 1959.