U.S. Army Staff Sgt. Justin Mongold walks down a smoke-filled street in Ghazaliya, Iraq, during a combined cordon and search with the Iraqi army on March 24, 2007. The smoke is from a controlled detonation set by an explosive ordnance disposal team to destroy a vehicle borne improvised explosive device. Mongold is attached to Alpha Company, 1st Battalion, 23rd Infantry Regiment, 3rd Stryker Brigade Combat Team, 2nd Infantry Division.