Royal Canadian air force (RCAF) Cpl. Yannick Deschesnes, 425th Tactical Fighter Squadron, polishes a visor for a CF-18 Hornet pilot’s helmet at Eielson Air Force Base, Alaska, May 7, 2015, during RED FLAG-Alaska 15-2. Deschesnes is an aircrew flight equipment technician, but also holds four other maintenance positions within the RCAF. (U.S. Air Force photo by Staff Sgt. Shawn Nickel/Released)