Airman 1st Class Antione Smith, 28th Aircraft Maintenance Squadron weapons load crew journeyman, prepares to secure an inert guided bomb unit onto a jammer during the Global Strike Challenge at Ellsworth Air Force Base, S.D., Sept. 26, 2014. Ellsworth Airmen routinely train on building and loading munitions quickly and accurately, ensuring the base is able to provide expeditionary combat power. (U.S. Air Force photo by Senior Airman Zachary Hada/Released)