In addition each unit is staffed by a corpsman or medic. The defendants are seven Marines and a Navy Corpsman. Many NSW medics originally came from the hospital corpsman rating. The patrol included Bradley from Third Platoon and Navy corpsman Gerald Ziehme (he replaced PhM2c. Gagnon identified Navy corpsman John Bradley and Pfc. He is also a former US Navy Special Amphibious Reconnaissance Corpsman. Sousley, Navy corpsman John Bradley, Pfc. She served as a Hospital Corpsman with the Navy and United States Marine Corps. Carlson joined the Navy when he was 17 and was trained as a medical corpsman. Harold Schultz was in the photograph and Navy corpsman John Bradley was not. He served as an Independent Duty Corpsman (IDC) in the Navy's nuclear submarine program. HN is hospitalman, which is a hospital corpsman with the paygrade of E-3. After serving in the Navy as a corpsman, he attended the University of Michigan. The rates of Senior Chief and Master Chief Hospital Corpsman were added in 1958. There were eight headquarters personnel with one Corpsman and interpreter.