U.S. Air Force Staff Sgt. Ryan Hall, 18th Air Support Operations Group Survival, Escape, Resistance and Evasion specialist, aims a specialized mirror at an A-10C Thunderbolt II during a personnel recovery scenario during Exercise Dragon Strike June 11, 2015, near Avon Park Air Force Range, Fla. Hall utilized the mirror by reflecting the sun to send a distress signal to the aircraft for the rescue exercise. (U.S. Air Force photo by Airman 1st Class Dillian Bamman/Released)