October 2009 file photo: U.S. Army Specialist Damyon Miller from the 3rd Platoon, Charlie Company, 1st Infantry Regiment, 5th Stryker Brigade Combat Team, 2nd Infantry Division, mans a machine gun mounted at the back of a Stryker vehicle as the large armored convoy patrols near the Afghanistan and Pakistan border. Romeo Gacad /AFP/Getty Images hide caption

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Pakistani soldiers carry coffins of their colleagues during a funeral ceremony in Peshawar on Oct. 22, 2010, following a bomb explosion in the Yakh Kandaw area of Orakzai, one of the districts where Taliban militants have fled after punishing offensives elsewhere in the northwest. AFP/Getty Images hide caption

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L-R: Defense Secretary Robert Gates, Vice President Biden, President Obama, Secretary of State Hillary Rodham Clinton, and Joint Chiefs Vice Chairman Gen. James Cartwright, during today's briefing. Pablo Martinez Monsivais/AP hide caption

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Afghan brothers Barangai (R), 6, and Shaista Khan, 4, pose for a portrait just outside a U.S. Marines combat outpost in Marjah, Helmand province, southern Afghanistan, on April 11, 2010. Maurico Lima/AFP/Getty Images hide caption

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Richard Holbrooke, who died at 69, began his diplomatic work as a young Foreign Service officer in Vietnam in 1962 and ended it serving as the President's Special Representative to Afghanistan and Pakistan. Haraz N. Ghanbari/AP hide caption

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U.S. ambassador to Afghanistan Karl Eikenberry. Shah Marai/AFP/Getty Images hide caption

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Afghan President Hamid Karzai. Sean Gallup/Getty Images hide caption

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