Mississippi Air National Guard Maj. Lee Miller, right,

Mississippi Air National Guard Maj. Lee Miller, right, and Capt. Ryan O’Quinn, left, 183rd Airlift Squadron pilots, prepare for takeoff in a C-17 Globemaster III while participating in a simulated en route casualty care mission during Exercise Southern Strike 15 (SS15), Oct. 29, 2014. SS15 is a total force, multiservice training exercise hosted by the Mississippi National Guard's CRTC, Oct. 27 through Nov. 7, 2014. The SS15 exercise emphasizes air-to-air, air-to-ground, and special operations forces training opportunities. These events are integrated into demanding hostile and asymmetric scenarios with actions from specialized ground forces and combat and mobility air forces. (U.S. Air Force photo by Staff Sgt. Gregory Brook/ Released)