Airmen from the 432nd Aircraft Maintenance Squadron perform maintenance on an MQ-9 Reaper in preparation for Red Flag 16-3 July 20, 2016, at Creech Air Force Base, Nevada. The exercise incorporates a wide range of training scenarios for air, space and cyber systems which are critical to mission success. (U.S. Air Force photo by Airman 1st Class Kristan Campbell/Released)