Senior Airman Daniel Hawley, an MQ-9 Reaper crew chief with the 49th Aircraft Maintenance Squadron, performs a pre-flight inspection at Holloman Air Force Base, N.M., Oct. 13, 2015. Pre-flight inspections ensure all the maintenance has been performed, and the aircraft is ready for flight. (U.S. Air Force photo by Airman 1st Class Emily A. Kenney/Released)