U.S. Air Force Airman 1st Class Zachary Schneider an aerial porter from the 821st Contingency Response Support Squadron, Travis Air Force Base, Calif., prepares cargo that will be loaded on aircraft at Yakima Air Terminal-McAllister Field, Yakima, Wash., Aug. 10, 2017. More than 3,000 Airmen, Soldiers, Sailors, Marines and international partners converged on the state of Washington in support of Mobility Guardian. The exercise is intended to test the abilities of the Mobility Air Forces to execute rapid global mobility missions in dynamic, contested environments. Mobility Guardian is Air Mobility Command's premier exercise, providing an opportunity for the Mobility Air Forces to train with joint and international partners in airlift, air refueling, aeromedical evacuation and mobility support. The exercise is designed to sharpen Airmen’s skills in support of combatant commander requirements. (US Air Force photo by Senior Airman Christopher Dyer)