U.S. Air Force Airman 1st Class Branden Alderiso, 1st Maintenance Squadron non-destructive inspection journeyman uses ultrasonic test equipment at Joint Base Langley-Eustis, Virginia, Feb. 15, 2019. Ultrasonic testing allows NDI Airmen to use high frequency sound energy to examine parts when searching for damage. (U.S. Air Force photo by Airman 1st Class Monica Roybal)