U.S. Air Force Airman 1st Class Donvin Farquharson, 325th Operations Support Group aircrew flight equipment technician, performs the final inspection on a pilot’s helmet before clearing it for use at Tyndall Air Force Base, Fla., Feb. 1, 2017. Aircrew flight equipment technicians ensure that all flight and safety equipment is in perfect working order. (U.S. Air Force photo by Airman 1st Class Cody R. Miller/Released)