Change of Command
Col. John Puttre, the Director of Staff for Air, accepts the maintenance group guidon from Col. James Locke, the out-going maintenance group commander, on Saturday, February 5, 2011, at Gen. Mitchell International Airport. Lt. Col. Daniel S. Yenchesky, standing to the right, assumed command of the maintenance group. (U.S. Air Force photo by Master Sgt. Kenneth Pagel / Released)