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Associated Press
Defense Secretary Chuck Hagel speaks member of the media aboard his military aircraft as they traveled 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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