Actor Robin Williams watches from the backstage area during during a "Holiday Troop Visit" by US celebrities at Kandahar Air Field on December 16, 2010. Williams, together with Lance Armstrong and Lewis Black attended the event.
US sergeant Jesse Frederick from 595th Sapper Company 2nd Engineers Battalion leaves a room after inspecting for possible explosives in an abandoned house in Loya Derah village during a clearance patrol in Zari district of Kandahar province on December 28, 2010.
Afghan Shia Muslims mark the Day of Ashura by striking themselves with knives till they become bloody, on December 16, 2010 in Kabul, Afghanistan. The day of Ashura is a national holiday on the 10th day of Muharram in the Islamic calendar. Men take part in a ritual beating of themselves as they mourn the martyrdom of Husayn ibn Ali, the grandson of the Islamic Prophet Muhammad.
US soldiers from Alpha Troop 1-75 Cavalry 2nd Brigade 101st Airborne Division warm themselves around a bonfire at the Sabloghay Camp in Zari district of Kandahar province on December 19, 2010.
Officers from the Afghan National Army NCOs (non-commissioned officers) sing during a graduation ceremony in Kabul December 22, 2010. 376 Afghan NCOs graduated at a ceremony at the Camp Ghazi on Wednesday in Kabul.
A U.S. Marine with multiple gunshot wounds to the right arm, at left, winces in pain as a flight medic applies a tracheal airway tube to Marine Lance Cpl. Joshua T. Twigg, 21, of Indiana, Pennsylvania, who suffered a severe gunshot wound to the upper chest, which was fatal, aboard a U.S. Army Task Force Shadow medevac helicopter en route at top speed to a field hospital, in southern Afghanistan, Thursday, Sept. 2, 2010. Despite the efforts of medics on the ground and in the air, Twigg's wounds were too severe, and he was pronounced dead by doctors shortly after arrival at an advanced Role 3 U.S. Army field hospital. Photo released on December 5th, 2010.
Relatives gather over the covered body of a child who was killed by a bomb in Kandahar on December 15, 2010. A bicycle bomb killed three children and wounded six civilians in southern Afghanistan on December 15 at a temporary camp for pilgrims returning from Mecca.
Spc. Charles Moore, left, of Angleton, Texas, along with Spc Andrew Vanderhaeghen of Rochester, Minnesota, of 2nd Platoon Bravo Company 2-327 return fire upon a sudden attack by Taliban on Combat Outpost Badel in eastern Afghanistan near the Pakistan border on Christmas Day, Saturday, Dec 25, 2010.
Spanish soldiers carry construction materials and equipment for the establishment of the new Observation post Echo in an undisclosed location in Afghanistan on Dec 16th, 2010.
A handcuffed Afghan detainee (center) sits in a military vehicle while transported from Talib Jan Patrol base in Musa Qala district in Helmand province on December 21, 2010.
US Sergeant Matthew Templet from the 627th Security Forces Squadron, Joint Base Lewis McChord and Basco from Patrol Explosive Detector Dog (PEDD) of the US Air Force, search for explosives in an abandoned house in Haji Ghaffar village during a clearance patrol in Zari district of Kandahar province on December 27, 2010.
Veronica Ortiz Rivera kneels beside the casket of her husband U.S. Marine Staff Sgt. Javier Ortiz Rivera during his funeral service at Arlington National Cemetery on December 2, 2010 in Arlington, Virginia. Rivera, from Rochester, New York, was reportedly killed November 16, 2010 during combat operations in Afghanistan.