U.S. Army Specialists Patrick Wilson and Evaristo Garcia fire a 120mm mortar round on Forward Operating Base Mizan, Afghanistan, September 2nd, 2009. U.S. Army photo by Sgt. Kris Eglin

U.S. Army Specialist Sam Garvin of Jacksonville, Florida, and Nori, the Afghan interpreter, provide overwatch security from an observation post in the mountains above the Tangi Valley in the Wardak province of Afghanistan, August 31st, 2009.

U.S. Army Soldiers from the 10th Mountain Division stop a dangling truck during an overnight dismounted patrol along the Tangi Valley in the Wardak province of Afghanistan, August 31st, 2009.

A hailstorm falls over Combat Outpost Tangi in the Wardak province of Afghanistan, August 31, 2009.

U.S. Army Specialist Christian Jimenez cuts the hair of Specialist Indra Geerts at Combat Outpost Tangi in the Wardak province of Afghanistan, August 31st, 2009.

U.S. Army Soldiers from Alpha Company, Brigade Special Troops Battalion, 3rd Brigade Combat Team, 10th Mountain Division, patrol in the Tangi Vallley in the Wardak province of Afghanistan, August 28th, 2009.

A U.S. Army Maxxpro mine resistant ambush protected (MRAP) vehicle from the 10th Mountain Division stops traffic on Route Ohio during a route clearance mission in search of improvised explosive devices in the Wardak province of Afghanistan, August 28th, 2009.

An Afghan truck driver and his passenger wait inside their vehicle while U.S. Army Soldiers assigned to the 41st Engineers Company inspect during a route clearance mission in the Tangi Valley, Afghanistan, September 2nd, 2009.

U.S. Army Soldiers from Apache Company, 2nd Battalion, 87th Infantry Regiment, 3rd Brigade Combat Team, 10th Mountain Division, offload a UH-60 Black Hawk helicopter at Combat Outpost Tangi in the Wardak province of Afghanistan, September 2nd, 2009.

U.S. Army Soldiers from 1st and 3rd Platoons, Apache Company, 2nd Battalion, 87th Infantry Regiment, 3rd Brigade Combat Team, 10th Mountain Division, burn their trash while patrolling the Tangi Valley in the Wardak province of Afghanistan, August 30th, 2009.

U.S. Army Soldiers from 1st and 3rd Platoons, Apache Company, 2nd Battalion, 87th Infantry Regiment, 3rd Brigade Combat Team, 10th Mountain Division, wake up after spending the night inside a compound in the Tangi Valley in the Wardak province of Afghanistan, August 30th, 2009.

U.S. Army Spc. Eric Wallace of the 1st Platoon, Apache Company, 2nd Battalion, 87th Infantry Regiment, 3rd Brigade Combat Team, 10th Mountain Division, smokes a cigarette after spending the night inside a compound in the Tangi Valley in the Wardak province of Afghanistan, August 30th, 2009.

U.S. Army Soldiers from 1st and 3rd Platoons, Apache Company, 2nd Battalion, 87th Infantry Regiment, 3rd Brigade Combat Team, 10th Mountain Division, prepare to go out on patrol after spending the night inside a compound in the Tangi Valley in the Wardak province of Afghanistan, August 30th, 2009.