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Associated Press
Defense Secretary Chuck Hagel speaks to the traveling press aboard his military aircraft, traveling between Andrews Air Force Base, Md. and Manas Air Force Base, Kyrgyzstan, en route to Afghanistan, Friday, March 8, 2013. Hagel arrived in Afghanistan Friday for his first visit as Pentagon chief, saying that there are plenty of challenges ahead as NATO hands over the country's security to the Afghans. (AP Photo/Jason Reed, Pool)

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