Afghanistan

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NATO soldiers walk under country-member flags at a NATO base at Kabul International Airport in Kabul, Afghanistan, on Tuesday, April 30, 2013. (AP Photo/Rahmat Gul)

As a level 2 facility, the mobile surgical unit in southwestern Afghanistan will resemble a small hospital under a tent. It will provide treatment for life-threatening wounds and eventually allow for stabilization. (Defense Department)

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**FILE** A U.S. donated helicopter flies around after it was donated to Afghan air force in Shindand district of Herat province, west of Kabul, Afghanistan, on Dec. 10, 2011. (Associated Press)

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Petty Officer 1st Class Michael J. Strange, 25, was assigned to the Navy SEAL team whose Chinook helicopter was shot down Aug. 6 by a rocket-propelled grenade in Afghanistan. (Associated Press)