Image 1 of 12
Airman 1st Class Matthew Cable, 4th Aircraft Maintenance Unit aerospace maintenance apprentice, reviews a technical order before starting preventative maintenance at Hurlburt Field, Fla., March 26, 2018. Maintainers with the 4th AMU work day and night to keep Hurlburt Field's aircraft ready for global operations. (A1C Caleb Pavao/Air Force)