A servicemember provides security while an Afghan and coalition security force detains a Taliban leader during an operation in Lashkar Gah district, Helmand province, Afghanistan. Prior to his arrest, the Taliban leader conducted roadside bombings and other attacks against Afghan and coalition forces. Photo by Sgt. Sean K. Harp, U.S. Army.

Paratroopers from Chosen Company of the 3rd Battalion (Airborne), 509th Infantry rest towards the end of a helicopter assault mission to improve their biological database, near the town of Ahmad Khel in Afghanistan’s Paktiya Province July 16, 2012. Picture taken July 16. (REUTERS/Lucas Jackson)

Paratroopers from Chosen Company of the 3rd Battalion (Airborne), 509th Infantry walk past an elderly Afghan man while patrolling through a town on a helicopter assault mission to improve their biological database of fighting aged males, near the town of Ahmad Khel in Afghanistan’s Paktiya Province July 16, 2012. Picture taken July 16. (REUTERS/Lucas Jackson)

Paratroopers from Chosen Company of the 3rd Battalion (Airborne), 509th Infantry board a waiting CH-47 Chinook helicopter as they begin a helicopter assault mission at Combat Outpost Herrera in Afghanistan’s Paktiya Province July 15, 2012. Picture taken July 15. (REUTERS/Lucas Jackson)

Paratroopers from Chosen Company of the 3rd Battalion (Airborne), 509th Infantry provide security for Afghan Uniformed Police officers searching an Afghan house after finding contraband ammunition in the home, on while on a helicopter assault mission to improve their biological database of fighting aged males, near the town of Ahmad Khel in Afghanistan’s Paktiya Province July 16, 2012. Picture taken July 16. (REUTERS/Lucas Jackson)

Paratroopers from Chosen Company of the 3rd Battalion (Airborne), 509th Infantry shield themselves from the dust and rocks kicked up by the rotors of a landing CH-47 Chinook helicopter at Combat Outpost Herrera in Afghanistan’s Paktiya Province July 15, 2012. (REUTERS/Lucas Jackson)

Paratroopers from Chosen Company of the 3rd Battalion (Airborne), 509th Infantry pause to smoke and rest while on a mission to investigate the source of several mortar rounds that landed on Combat Outpost Herrera in Afghanistan’s Paktiya province July 14, 2012. (REUTERS/Lucas Jackson)