201209-F-XX992-1018
U.S. Air Force Senior Airman Timothy Carlson, top, a 354th Maintenance Squadron non-destructive inspection (NDI) journeyman, and Staff Sgt. Zachary Chambers, a 354th MXS NDI craftsman, captures an x-ray of a F-16 Fighting Falcon’s wing on Eielson Air Force Base, Alaska, Dec. 9, 2020. NDI specialists detect flaws such as cracks, voids and heat damage by utilizing various test equipment. (U.S. Air Force photo by Airman 1st Class Jose Miguel T. Tamondong)