An Afghan boy pushes a hand cart in West Now Ruzi village, district Panjwai, Afghanistan’s Kandahar province, Wednesday evening, Nov. 24, 2010. (AP Photo/Alexander Zemlianichenko)

An Afghan boy pushes a hand cart in West Now Ruzi village, district Panjwai, Afghanistan’s Kandahar province, Wednesday evening, Nov. 24, 2010. (AP Photo/Alexander Zemlianichenko)

US Army Spc. Francisco Liquet, of Brooklyn, NY, from First Battalion, 502nd Infantry Regiment, 101st Airborne Division, walks through a field while patrolling in Panjwai district, Afghanistan’s Kandahar province, Tuesday, Nov. 23, 2010. (AP Photo/Alexander Zemlianichenko)

US Army Spc. Francisco Liquet, of Brooklyn, NY, from First Battalion, 502nd Infantry Regiment, 101st Airborne Division, walks through a field while patrolling in Panjwai district, Afghanistan’s Kandahar province, Tuesday, Nov. 23, 2010. (AP Photo/Alexander Zemlianichenko)

A young Afghan boy leads a buffalo at a livestock market on the eve of Eid al-Adha festival in Kabul, Afghanistan, Monday, Nov. 15, 2010. Muslims worldwide celebrate Eid al-Adha, or the Feast of the Sacrifice on Nov. 16, by sacrificial killing of sheep, goats, cows or camels. The slaughter commemorates the biblical story of Abraham, who was on the verge of sacrificing his son to obey God’s command, when God interceded by substituting a ram in the child’s place. (AP Photo/Altaf Qadri)

A young Afghan boy leads a buffalo at a livestock market on the eve of Eid al-Adha festival in Kabul, Afghanistan, Monday, Nov. 15, 2010. Muslims worldwide celebrate Eid al-Adha, or the Feast of the Sacrifice on Nov. 16, by sacrificial killing of sheep, goats, cows or camels. The slaughter commemorates the biblical story of Abraham, who was on the verge of sacrificing his son to obey God’s command, when God interceded by substituting a ram in the child’s place. (AP Photo/Altaf Qadri)

An Afghan woman passes by an parliamentary elections graffiti in Herat, west of Kabul, Afghanistan, Monday, Oct. 25, 2010.

An Afghan woman passes by an parliamentary elections graffiti in Herat, west of Kabul, Afghanistan, Monday, Oct. 25, 2010.

Newly trained female officers of Afghan National Army take front seats as a new batch of officers attend their graduation ceremony at National Army’s training center in Kabul, Afghanistan, Thursday, Sept. 23, 2010. (AP Photo/ Gemunu Amarasinghe)

Newly trained female officers of Afghan National Army take front seats as a new batch of officers attend their graduation ceremony at National Army’s training center in Kabul, Afghanistan, Thursday, Sept. 23, 2010. (AP Photo/ Gemunu Amarasinghe)

White pigeons fly at the shrine of Hazrat Ali, unseen, in Mazar-e-Sharif, Balkh province, Afghanistan, Friday, Sept. 17, 2010. (AP Photo/Mustafa Quraishi)

White pigeons fly at the shrine of Hazrat Ali, unseen, in Mazar-e-Sharif, Balkh province, Afghanistan, Friday, Sept. 17, 2010. (AP Photo/Mustafa Quraishi)

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)

Read more →

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)

Read more

A Marine Honor Guard fires a volley during a burial service for Lance Cpl. Cody Childers, of Chesapeake, Virginia, who was killed in Afghanistan, Tuesday, Aug. 31, 2010, at Arlington National Cemetery in Arlington, Virginia. (AP Photo/Evan Vucci)

A Marine Honor Guard fires a volley during a burial service for Lance Cpl. Cody Childers, of Chesapeake, Virginia, who was killed in Afghanistan, Tuesday, Aug. 31, 2010, at Arlington National Cemetery in Arlington, Virginia. (AP Photo/Evan Vucci)

Sgt. Christopher Duke reunites with dog Rufus at PetAirways on Thursday, July 29, 2010. Rufus and two other dogs saved Duke’s and other soldiers’ lives while serving in Afghanistan when on the evening of Feb. 11, 2010, the dogs attacked a suicide bomber trying to enter their barracks, forcing the bomber to detonate his explosives in the entry corridor. Five soldiers sustained injuries but no one died that night thanks to the life-saving actions of the dogs. (AP Photo/Atlanta Journal & Constitution, Johnny Crawford)

Sgt. Christopher Duke reunites with dog Rufus at PetAirways on Thursday, July 29, 2010. Rufus and two other dogs saved Duke’s and other soldiers’ lives while serving in Afghanistan when on the evening of Feb. 11, 2010, the dogs attacked a suicide bomber trying to enter their barracks, forcing the bomber to detonate his explosives in the entry corridor. Five soldiers sustained injuries but no one died that night thanks to the life-saving actions of the dogs. (AP Photo/Atlanta Journal & Constitution, Johnny Crawford)

An Afghan child who fixes potholes in a road between Kabul and Bagram and depends on tips from passing motorists waits for business in Afghanistan, Tuesday, July 6, 2010. (AP Photo/Dusan Vranic)

An Afghan child who fixes potholes in a road between Kabul and Bagram and depends on tips from passing motorists waits for business in Afghanistan, Tuesday, July 6, 2010. (AP Photo/Dusan Vranic)

In this image released by the British Ministry Of Defence, British and American soldiers watch the world cup soccer match between England and the United States at Camp Bastion in the Helmand Province, Afghanistan, Saturday, June 12, 2010. (AP Photo/Corporal Gary Kendall RLC, HO)

In this image released by the British Ministry Of Defence, British and American soldiers watch the world cup soccer match between England and the United States at Camp Bastion in the Helmand Province, Afghanistan, Saturday, June 12, 2010. (AP Photo/Corporal Gary Kendall RLC, HO)

A medic with the U.S. Army comforts an injured Canadian soldier with the 1st RCR Battle Group, The Royal Canadian Regiment, after landing for his medical evacuation outside Salavat, in the Panjwayi district, southwest of Kandahar, Afghanistan, Monday, June 7, 2010. The Canadian soldier was injured from an IED during a patrol earlier. IEDs have been the single biggest cause of death among Canadian troops in Afghanistan. Seven out of nine Canadian deaths this year were the result of IED blasts. (AP Photo/Anja Niedringhaus)

A medic with the U.S. Army comforts an injured Canadian soldier with the 1st RCR Battle Group, The Royal Canadian Regiment, after landing for his medical evacuation outside Salavat, in the Panjwayi district, southwest of Kandahar, Afghanistan, Monday, June 7, 2010. The Canadian soldier was injured from an IED during a patrol earlier. IEDs have been the single biggest cause of death among Canadian troops in Afghanistan. Seven out of nine Canadian deaths this year were the result of IED blasts. (AP Photo/Anja Niedringhaus)

An unidentified sailor cleans a fighter jet during aboard the USS Dwight D. Eisenhower aircraft carrier in the Persian Gulf, as the sun sets, Sunday, June 6, 2010. U.S. military planes taking off from the Eisenhower are flying in support of coalition forces fighting in Afghanistan. (AP Photo/Hasan Jamali)

An unidentified sailor cleans a fighter jet during aboard the USS Dwight D. Eisenhower aircraft carrier in the Persian Gulf, as the sun sets, Sunday, June 6, 2010. U.S. military planes taking off from the Eisenhower are flying in support of coalition forces fighting in Afghanistan. (AP Photo/Hasan Jamali)

Two Mi-24 helicopters of the Hungarian army fly next to each other as soldiers simulate operations repelling a terrorist attack in Afghanistan during the military exercise “Clever Ferret 2010” at the army base of Hajmasker, 96 km southwest of Budapest, Hungary, Thursday, May 27, 2010. Nearly 2,400 Hungarian, Italian and Slovenian troops participate in the manoeuvres with the aim of preparing for another mission in Afghanistan. (AP Photo/MTI, Szilard Koszticsak)

Two Mi-24 helicopters of the Hungarian army fly next to each other as soldiers simulate operations repelling a terrorist attack in Afghanistan during the military exercise “Clever Ferret 2010” at the army base of Hajmasker, 96 km southwest of Budapest, Hungary, Thursday, May 27, 2010. Nearly 2,400 Hungarian, Italian and Slovenian troops participate in the manoeuvres with the aim of preparing for another mission in Afghanistan. (AP Photo/MTI, Szilard Koszticsak)

United States Army Spc. Kevin O’Connor, of Hingham, Massachusetts lays in wait under cover of darkness during an ambush set up by 2nd Platoon, Charlie Company, 1st Battalion, 17th Infantry Regiment of the 5th Stryker Brigade to catch Taliban fighters who had fired on an outpost Friday, May 21, 2010, in Afghanistan’s Kandahar province. (AP Photo/Julie Jacobson)

United States Army Spc. Kevin O’Connor, of Hingham, Massachusetts lays in wait under cover of darkness during an ambush set up by 2nd Platoon, Charlie Company, 1st Battalion, 17th Infantry Regiment of the 5th Stryker Brigade to catch Taliban fighters who had fired on an outpost Friday, May 21, 2010, in Afghanistan’s Kandahar province. (AP Photo/Julie Jacobson)