Airman 1st Class Joshua Soucy, 28th Maintenance Squadron aircraft metals technician, turns on the shear machine at the welding shop on Ellsworth Air Force Base, S.D., Aug. 16, 2013. The machine is used to shear and punch holes into metal, which is an integral step in creating and repairing parts for the B-1 bomber. (U.S. Air Force photo by Airman 1st Class Anania Tekurio/Released)