Afghans shout slogans during a demonstration against the United States, in Kabul, Afghanistan, Monday, Sept. 6, 2010. Hundreds of Afghans railed against the U.S. and called for President Barack Obama's death at a rally in the capital Monday to denounce the American church's plans to burn the Islamic holy book on 9/11. (AP Photo/Musadeq Sadeq)
An Afghan protester shouts slogans during a demonstration against the United States, in Kabul, Afghanistan, Monday, Sept. 6, 2010. Hundreds of Afghans railed against the U.S. and called for President Barack Obama's death at a rally in the capital Monday to denounce an American church's plans to burn the Islamic holy book on 9/11. (AP Photo/Musadeq Sadeq)
Afghans burn an effigy of Dove World Outreach Center's pastor Terry Jones during a demonstration against the United States in Kabul, Afghanistan, Monday, Sept. 6, 2010. Hundreds of Afghans railed against the U.S. and called for President Barack Obama's death at a rally in the capital Monday to denounce the American church's plans to burn the Islamic holy book on 9/11. (AP Photo/Musadeq Sadeq)
Afghan protesters step on a U.S. flag during a demonstration against the United States, in Kabul, Afghanistan, Monday, Sept. 6, 2010. Hundreds of Afghans railed against the U.S. and called for President Barack Obama's death at a rally in the capital Monday to denounce an American church's plans to burn the Islamic holy book on 9/11. (AP Photo/Musadeq Sadeq)
TAKING AIM: Marine Sgt. Terry L. Hall teaches the correct shooting position to Afghan National Army troops at Forward Operating Base Blessing in Kunar province, Afghanistan, in December. (Associated Press)
An Afghan youth rides past election posters of parliamentarian candidates in Kabul, Afghanistan. The Taliban vowed to attack polling places in Sept. 18 parliamentary elections, warning Afghans not to participate in what it called a sham vote. (Associated Press)
Defense Secretary Robert Gates participates in an award ceremony for a group of soldiers from the 1st Battalion, 502nd Infantry Regiment, at combat outpost Senjaray outside Kandahar, Afghanistan, Friday, Sept. 3, 2010. (AP Photo/Jim Watson, Pool)
Afghanistan President Hamid Karzai, right, shakes hands with Secretary of Defense Robert Gates during a joint press conference at the Presidential Palace in Kabul, Afghanistan, Thursday, Sept. 2, 2010. (AP Photo/Jim Watson, Pool)
Arrested Taliban suspects and confiscated arms and ammunition are shown to the media at a police compound in Ghazni, east of Kabul, Afghanistan, on Thursday, Sept. 2, 2010. (AP Photo/Rahmatullah Naikzad)
Defense Secretary Robert Gates, right, is greeted by top NATO commander Gen. David Petraeus as he arrives in Kabul, Afghanistan on Thursday, Sept. 2, 2010. (AP Photo/Jim Watson, Pool)
Afghan soldiers chat Wednesday in front of the main office of Kabul Bank in Kabul, Afghanistan. The Afghan central bank's decision to force out executives of the nation's biggest bank amid allegations of mismanagement and questionable lending practices offers the government a chance to take a strong stand against corruption, the United States said Tuesday. (AP Photo)
** FILE ** Afghan central bank Gov. Abdul Qadir Fitrat gestures during a press conference in Kabul, Afghanistan, on Wednesday, Sept. 1, 2010. Mr. Fitrat expressed confidence in the solvency of Kabul Bank, the nation's biggest bank, which has been the target of allegations of mismanagement and illegitimate activities. (AP Photo/Musadeq Sadeq)
Afghan soldiers chat in front of the main office of Kabul Bank in Kabul, Afghanistan, on Wednesday, Sept. 1, 2010. The Afghan central bank's decision to force out executives of the nation's biggest bank amid allegations of mismanagement and questionable lending practices offers the government a chance to take a strong stand against corruption, the United States said Tuesday. (AP Photo/Musadeq Sadeq)
Gen. David H. Petraeus says he shares Afghan President Hamid Karzai's concern about militants hiding in Pakistan but praises Pakistan's counterinsurgency effort. (Associated Press)
** FILE ** U.S. and Afghan Army soldiers man a guard tower at the jointly operated Strongpoint Lakokhel in the Zhari district of Kandahar province in southern Afghanistan on Thursday, Aug. 26, 2010. (AP Photo/Brennan Linsley)
A U.S. Army helicopter takes off carrying soldiers wounded in a roadside bombing in Kandahar, Afghanistan, on Monday, Aug. 30, 2010. Eyewitnesses said a U.S. military armored Humvee caught fire after having been struck by the bomb in a residential area of Kandahar, Afghanistan's second-largest city, while returning in a convoy from an unknown mission. (AP Photo/Allauddin Khan)
An Afghan National Army soldier stands near the body of a suicide attacker near a NATO base in Khost province of Afghanistan, Saturday, Aug. 28, 2010. Insurgents launched pre-dawn attacks Saturday on a major NATO base in eastern Afghanistan and a nearby camp where seven CIA employees were killed last year in a suicide bombing. NATO said there were no coalition casualties and the attacks were repelled. It said 13 insurgents were killed, four of whom were wearing suicide vests, and five captured. (AP Photo/Nishanuddin Khan)
A U.S. Army soldier of the 101st Airborne Division walks along a road during a day of joint missions with the Afghan army in the Zhari district of Kandahar province in southern Afghanistan on Thursday, Aug. 26, 2010. (AP Photo/Brennan Linsley)