SERE Water Survival Training
Aircrew members from Scott Air Force Base jump out of a 20-man life raft as they prepare to being the swim portion of their water survival training July 26, 2012 at Carlyle Lake, Ill. A survival, evasion, resistance, escape specialist along with six other volunteers conducted water survival training for nine aircrew members who are required to complete a refresher course every three years to maintain their flight status. (U.S. Air Force photo/ Staff Sgt. Ryan Crane)