An Afghan army soldier ducks after firing a 60 mm mortar at insurgent positions in a village near Combat Outpost Nolen, in the volatile Arghandab Valley, in Kandahar, Afghanistan, Thursday, July 22, 2010. (AP Photo/Rodrigo Abd)

Photo by: Rodrigo Abd

An Afghan army soldier ducks after firing a 60 mm mortar at insurgent positions in a village near Combat Outpost Nolen, in the volatile Arghandab Valley, in Kandahar, Afghanistan, Thursday, July 22, 2010. (AP Photo/Rodrigo Abd)