A U.S. Air Force Airman, assigned to the 1st Maintenance Squadron, tightens the cargo netting during an operational readiness exercise at Joint Base Langley-Eustis, Va., Sept. 28, 2016. After reviewing the exercise evaluation, unit leaders will implement any lessons learned from the exercise to improve future operations. (U.S. Air Force photo by Airman 1st Class Kaylee Dubois)