OSS manning assist

Tech. Sgt. Johnnie Sims, 403rd Operations Support Squadron Aircrew Flight Equipment technician, at Keesler Air Force Base, Mississippi, handles equipment during a 374 OSS manning assist, July 20, 2017, at Yokota Air Base, Japan. Sims assists 374 OSS with Yokota’s transition from C-130H Hercules to C-130J Super Hercules. (U.S. Air Force photo by Airman 1st Class Juan Torres)