U.S. Army Staff Sgt. Joseph Batts, A Company, 2nd Battalion, 210th Aviation Regiment medium repair supervisor course instructor, supervises Advanced Individual Training students while they work on the common avionics architecture system in a Chinook CH-47 training aircraft at Fort Eustis, Va., June 17, 2014. Students at the maintainer school use computers and other technology to aid in learning how to repair and replace parts inside of the aircraft. (U.S. Air Force photo by Airman 1st Class Kimberly Nagle/Released)