From left, U.S. Air Force Lt. Col. Richard Degrosa, an emergency room doctor; Lt. Col. Gerald Fortuna, a trauma surgeon; and Master Sgt. Jose Arias-Patino, an operating room surgical technician, all with the 86th Medical Group, perform a simulated exploratory laparotomy in-flight surgery aboard a C-17 Globemaster III aircraft during the Joint Readiness Training Center 14-03 field training exercise at Fort Polk, La., Jan. 17, 2014. The exercise provides military units and personnel with realistic pre-deployment training scenarios in all aspects of armed conflict.