Tis the season to be safe
U.S. Air Force Airman 1st Class John Tevis, 7th Aircraft Maintenance Squadron B-1B Lancer crew chief, performs safety maintenance on the aircraft Dec. 12 2013, at Dyess Air Force Base, Texas. Tevis is wearing coveralls that are designed to protect from cold weather and to effectively block the wind. (U.S. Air Force photo by Airman 1st Class Kedesha Pennant/Released)