Senior Airman Terry Morris, 28th Aircraft Maintenance Squadron aerospace propulsion technician, examines the exhaust systems of a B-1 bomber for damage during an inspection at Ellsworth Air Force Base, S.D., March 28, 2013. Aerospace propulsion technicians are one of six specialties in the 28th Maintenance Group’s specialist section responsible to keep more than turbofan engines mission-ready. (U.S. Air Force photo by Airman 1st Class Zachary Hada/Released)