Airman 1st Class Michael Madigan, 317th Aircraft Maintenance Squadron, ties safety wiring onto a C-130 Hercules bearing retainer plate during training Nov. 16, 2011, at Dyess Air Force Base, Texas. Airmen from the 317th AMXS undergo additional training to stay updated on the C-130 H. (U.S. Air Force photo/Airman 1st Class Jonathan Stefanko)