ELLSWORTH AIR FORCE BASE, S.D. -- Airman 1st Class Steven Durr, 28th Maintenance Squadron aerospace propulsion maintenance apprentice, removes the safety wire on the augmenter flame holder from a B-1B Lancer engine, Feb. 3. While working with safety wire, Airman Durr ensured his eyes were protected by using the proper protective equipment. (U.S Air Force photo/Airman 1st Class Anthony Sanchelli)