U.S. Air Force Capt. Ruslan Garrey, 52nd Medical Support Squadron Flight Commander, tries on an F-16 Fighting Falcon pilot's helmet at Spangdahlem Air Base, Germany, Feb. 1, 2018. The F-16 helmets have a target grid within them that makes it easy for pilots to track the enemy. (U.S. Air Force photo by Airman 1st Class Jovante Johnson)