Deputy Secretary of Defense Ash Carter, second from right, walks with U.S. Army Lt. Col. Roy Speak at the retrograde facility at Kandahar Airfield in Kandahar province, Afghanistan, Nov. 29, 2013. Carter visited with the troops who were working to retrograde military service equipment out of Afghanistan.
Erin A. Kirk-Cuomo
Taken on 29 November 2013
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