Afghan army soldiers share grapes beside a small canal after arriving to reinforce U.S. troops at Combat Outpost Nolen, in the volatile Arghandab Valley, in Kandahar, Afghanistan, Thursday, July 22, 2010. (AP Photo/Rodrigo Abd)

Photo by: Rodrigo Abd

Afghan army soldiers share grapes beside a small canal after arriving to reinforce U.S. troops at Combat Outpost Nolen, in the volatile Arghandab Valley, in Kandahar, Afghanistan, Thursday, July 22, 2010. (AP Photo/Rodrigo Abd)