Senior Airman Paul Cauge, a 274th Air Support Operations Squadron joint terminal attack controller, uses a Special Operations Forces laser rangefinder designator for a close air support training mission July 29, 2015, at Grayling Air Gunnery Range in Grayling, Mich., during Northern Strike 2015. The annual exercise involved hundreds of military personnel from 20 states, as well as Canada, Latvia, Poland and Australia. (U.S. Air National Guard photo/Master Sgt. Scott Thompson)