U.S. Army National Guard Soldiers with the 154th Regional Training Institute plot targets for their mortar teams during training at Camp Shelby Joint Forces Training Center, Miss., firing range Nov. 5, 2014, as part of Exercise Southern Strike 15. Southern Strike (SS15) is a total force, multiservice exercise hosted by the Mississippi National Guard's Combat Readiness Training Center. SS15 emphasises 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. (New York Air National Guard / Senior Airman Christopher Muncy /Released)