**FILE** In this May 8, 2010, file photo, U.S. Army soldiers with 2nd Platoon, Alpha Company, 2nd Battalion, 1st Infantry Regiment of the 5th Stryker Brigade, keep their eyes in the direction of two Taliban fighters, armed with AK-47 assault rifles, who were seen running after one soldier shot at them when they entered the nearby intersection in Afghanistan's Kandahar province. (Associated Press)
** FILE ** Aafia Siddiqui is seen in the custody of the Counter Terrorism Department of Ghazni province in Ghazni City, Afghanistan, on July 17, 2008. The U.S.-trained Pakistani scientist was convicted by a jury on Wednesday, Feb. 3, 2010, of charges she tried to kill Americans while she was detained in Afghanistan. (AP Photo/File)
** FILE ** Former Afghan Foreign Minister Abdullah Abdullah is pictured during a press conference in Kabul, Afghanistan, on Sunday, Nov. 1, 2009, after announcing his decision not to participate in a runoff presidential election. (AP Photo/Musadeq Sadeq)
** FILE ** President Obama reviews the honor guard with Afghan President Hamid Karzai (left) at the presidential palace in Kabul, Afghanistan, during Mr. Obama's unannounced visit on Sunday, March 28, 2010. (AP Photo/Charles Dharapak)
Marines carry a wounded comrade to a waiting helicopter after an improvised explosive device detonated near their armored vehicle in the Taliban stronghold of Marjah in Afghanistan's Helmand province on Tuesday. (Associated Press)
U.S. Marines walk on tracks of a vehicle to avoid improvised explosive devices (IEDs) as their platoon clears a route to reach another platoon in Marjah in Afghanistan's Helmand province in 2010. Marines airdropped into the region came under intense Taliban fire. (Associated Press)
** FILE ** A U.S. Army Black Hawk helicopter with the Charlie Company, Task Force Talon, takes off at a forward operating base south of Marjah, in Helmand province, southern Afghanistan, Friday Feb. 12, 2010. (AP Photo/Brennan Linsley)
MARY F. CALVERT/THE WASHINGTON TIMES
U.S. Air Force Staff Sgt. Michael "Oz" Osmun, 27, of the 62nd Expeditionary Reconnaissance Squadron, refuels an MQ-1 Predator drone at Kandahar Air Field in Kandahar, Afghanistan, near the Pakistani border.
** FILE ** Secretary of State Hillary Rodham Clinton (left) looks on as Afghan President Hamid Karzai (second from right) greets Richard C. Holbrooke, the U.S. special representative for Afghanistan and Pakistan, at the Presidential Palace in Kabul, Afghanistan, on Wednesday, Nov. 18, 2009. (AP Photo/U.S. Embassy)
** FILE ** A U.S. Humvee of the 3rd Brigade, 10th Mountain Division, drives near a crater caused by a roadside bomb attack on a U.S. vehicle in Tangi Valley in Wardak province, west of Kabul, Afghanistan, in 2009.
U.S. soldiers from the 5th Striker Brigade patrol near the Sari Ghundi village along the Pakistan-Afghanistan border Monday. The administration is preparing benchmarks to test how effective President Obama's strategies are in Afghanistan and Pakistan amid growing skepticism among Democrats about the wars' prognosis and costs. (Associated Press)