'Chiefs vs. Eagles' competition conserves, recycles
U.S. Air Force Chief Master Sgt. Paul Wallace, left, 100th Operations Group superintendent, and U.S. Air Force Chief Master Sgt. Brian Schexnider, 100th Logistics Readiness Squadron superintendent, study facts about recycling April 23, 2014, on RAF Mildenhall, England. The chiefs reviewed the material as part of a trivia contest against Team Mildenhall commanders during an Earth Week-themed "Chiefs vs. Eagles" competition. (U.S. Air Force photo by Airman 1st Class Preston Webb/Released)