Senior Airman Preston Block, 28th Aircraft Maintenance Squadron crew chief, reads a technical order during maintenance on a B-1 bomber radome during an Operational Readiness Exercise at Ellsworth Air Force Base, S.D., March 15, 2012. It’s mandatory that Airmen follow each step of their TO to ensure maintenance is performed correctly and efficiently. (U.S. Air Force photo by Airman 1st Class Kate Thornton/Released)