
An Afghan National Police officer covered in the blood of his wounded comrade watches as he is loaded into an ambulance by U.S. Army medics and Afghan soldiers for transport to a helicopter landing zone, during an ongoing firefight outside the wire of the Afghan and U.S. Forward Operating Base Howz-e-Madad, operated by the 2nd Battalion, 502nd Infantry Regiment of the 101st Airborne Division, in Zhari district, Kandahar province, southern Afghanistan, Friday, Aug. 20, 2010. The 101st Airborne's 2-502 and their Afghan Army partners operate in a district which, as the birthplace of the Taliban movement, continues to hold many well-armed fighters, and a support network which provides the fighters with improvised explosives and safe havens. (AP Photo/Brennan Linsley)

An Afghan soldier wounded in an ongoing firefight is loaded into a U.S. Army, 101st Airborne Division, Task Force Destiny medevac helicopter, at the Afghan and U.S. Forward Operating Base Howz-e-Madad, operated by the the 101st's 2nd Battalion, 502nd Infantry Regiment, in Zhari district, Kandahar province, southern Afghanistan, Friday, Aug. 20, 2010. The 101st Airborne's 2-502 and their Afghan Army partners operate in a district which, as the birthplace of the Taliban movement, continues to hold many well-armed fighters, and a support network which provides the fighters with improvised explosives and safe havens. (AP Photo/Brennan Linsley)

American and Afghan soldiers turn away from the dusty rotor wash as an Afghan soldier and police officer wounded in an ongoing firefight are evacuated by a U.S. Army, 101st Airborne Division, Task Force Destiny medevac helicopter, at the Afghan and U.S. Forward Operating Base Howz-e-Madad, operated by the the 101st's 2nd Battalion, 502nd Infantry Regiment, in Zhari district, Kandahar province, southern Afghanistan, Friday, Aug. 20, 2010. The The 101st Airborne's 2-502 and their Afghan Army partners operate in a district which, as the birthplace of the Taliban movement, continues to hold many well-armed fighters, and a support network which provides the fighters with improvised explosives and safe havens. (AP Photo/Brennan Linsley)

Afghan Army soldiers pictured during a lull in a battle outside the wire at the Afghan and U.S. Forward Operating Base Howz-e-Madad, operated by the U.S. 2nd Battalion, 502nd Infantry Regiment of the 101st Airborne Division, in Zhari district, Kandahar province, southern Afghanistan, Friday, Aug. 20, 2010. The 101st Airborne's 2-502 and their Afghan Army partners operate in a district which, as the birthplace of the Taliban movement, continues to hold many well-armed fighters, and a support network which provides the fighters with improvised explosives and safe havens. (AP Photo/Brennan Linsley)

U.S. Army Pfc. Blake Folmar (left), with the 2nd Platoon, Delta Company of the 2nd Battalion, 502nd Infantry Regiment of the 101st Airborne Division, helps a fellow soldier who mans a Mark-19 automatic grenade launcher and uses binoculars to zero in on a nearby Taliban firing position from Forward Operating Base Howz-e-Madad in the Zhari district of Kandahar province in southern Afghanistan on Thursday, Aug. 19, 2010. (AP Photo/Brennan Linsley)

**FILE** In this photo from May 28, 2010, local Afghan residents watch a burning oil tanker that was carrying fuel supplies for NATO forces after it was allegedly attacked by Taliban on a Jalalabad highway, east of Kabul, Afghanistan. (Associated Press)

Dan Terry is one of the six American medical aid workers killed by the Taliban in Afghanistan's Badakhshan Province. All of the victims belonged to the humanitarian group International Assistance Mission. (Associated Press)

Cheryl Beckett is one of the six American medical aid workers killed by the Taliban in Afghanistan's Badakhshan Province. All of the victims belonged to the humanitarian group International Assistance Mission. (Associated Press)

Tom Little is one of the six American medical aid workers killed by the Taliban in Afghanistan's Badakhshan Province. All of the victims belonged to the humanitarian group International Assistance Mission. (Associated Press)