Chief Clarks Retirement
U.S. Air Force retired, Lt. Gen. Glenn Spears, presents Chief Master Sgt. Harold Clark, 12th Air Force (Air Forces Southern), command chief, with an award during the Chief’s retirement ceremony on Davis-Monthan Air Force Base, Ariz., Nov. 18, 2011. (U.S. Air Force photo by Airman 1st Class Christine Griffiths/Released)