U.S. Air Force Airman 1st Class Drew Owens, right, gives a thumbs-up to U.S. Air Force Tech. Sgt. Carlo Patalinghug while repairing a hydraulic leak on an F-16 Fighting Falcon aircraft on Bagram Airfield, Afghanistan, Nov. 30, 2015. Owens and Patalinghug are crew chiefs assigned to the 455th Expeditionary Aircraft Maintenance Squadron, deployed from Hill Air Force Base, Utah. U.S. Air Force photo by Tech. Sgt. Robert Cloys