A soldier from the U.S. Army's 101st Airborne Division on patrol in southern Afghanistan. (October, 2010, file photo.) Chris Hondros/Getty Images hide caption

itoggle caption Chris Hondros/Getty Images

Secretary of Defense Leon E. Panetta, far right, escorts Afghanistan's Minister of National Defense Abdul Rahim Wardak (center) and Minister of Interior Gen. Bismillah Khan Mohammadi (left) in the Pentagon. Erin A. Kirk-Cuomo/OASD/PA hide caption

itoggle caption Erin A. Kirk-Cuomo/OASD/PA

An Afghan policeman aims at protesters by a burning police truck set alight during an anti-U.S. demonstration on Friday over burning of Qurans at a U.S. military base in Afghanistan. Hoshang Hashimi/AP Photo hide caption

itoggle caption Hoshang Hashimi/AP Photo

Petty Officer 3rd Class Matthew Nolen, a corpsman with Company L, 3rd Battalion, 8th Marine Regiment, wears a memorial bracelet or KIA (killed in action) bracelet in honor of his fallen squad leader Cpl. Michael W. Ouellette, who was killed during a patrol in Afghanistan.

Sgt. Michael S. Cifuentes/marines.mil hide caption

itoggle caption Sgt. Michael S. Cifuentes/marines.mil