Aerospace Ground Equipment
Airman 1st Class Jason Ryan, 56th Equipment Maintenance Squadron Aerospace Ground Equipment journeyman, prepares to install a pump into a munitions handling unit at Luke Air Force Base March 30. The MHU is a tool used to support the aircraft in providing handling, movement, installation, arming, loading and downloading of air launched weapons. (U.S. Air Force photo/Senior Airman Darlene Seltmann)