U.S. Air Force Senior Airman Delvion Wilborne, 20th Aircraft Maintenance Squadron, 79th Aircraft Maintenance Unit tactical aircraft maintainer, assists 1st Lieutenant Robert Grochalski, 79th Fighter Squadron pilot, into the proper mission-oriented protective posture gear during an exercise at Shaw Air Force Base, S.C., Dec. 7, 2017. Maintainers worked with pilots to ensure their wingmen were safe from any simulated chemicals. (U.S. Air Force photo by Air Airman 1st Class BrieAnna Stillman)