Kansas Air National Guard Staff Sgt. Brandon Arpan, 284th Air Support Operations Squadron assistant A-flight chief, documents the coordinates of targets during a close air support exercise in a training area near Alzada, Mont., July 20, 2015. During the 2015 Dakota Thunder airshow and open house, attendees will have the opportunity to experience a close air support mission, Aug. 15 and 16. (U.S. Air Force photo by Senior Airman Rebecca Imwalle/Released)