Colorado Air National Guard Lt. Col. Charles McDowell,

Colorado Air National Guard Lt. Col. Charles McDowell, 200th Airlift Squadron pilot, taxis a C-21 aircraft during Exercise Southern Strike 15 (SS15) on the flight line at Combat Readiness Training Center in Gulfport, Miss., Oct. 31, 2014. Exercise SS15 is a total force, multiservice training exercise hosted by the Mississippi National Guard's Combat Readiness Training Center 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 Senior Airman Alexandra Minor /Released)