U.S. Air Force Staff Sgt. Nadia Rowell, health services management journeyman, 43rd Aeromedical Evacuation Squadron, Pope Army Airfield, N.C., stands for a portrait outside the aeromedical evacuation crew tent at Joint Readiness Training Center, Fort Polk, La., March 15, 2014. Service members at JRTC 14-05 are educated in combat patient care and aeromedical evacuation in a simulated combat environment. (U.S. Air Force photo by Master Sgt. John R. Nimmo/Released)