U.S. Army Staff Sgt. Castello patrols a field during an operation in the Zafaraniyah District, Iraq, Jan. 16, 2006. Castello, assigned to Bravo Battery, 4th Battalion, 320th Field Artillery Regiment, 4th Brigade Combat Team, 101st Airborne Division, is working with the Iraqi police to find hidden weapons caches.U.S. Army photo by Spc. Teddy Wade


U.S. Army Pfc. Lance Smith jumps a fence after patrolling in a field during an operation seeking out hidden weapons caches in the Zafaraniyah District, Iraq, Jan. 16, 2006. Smith, assigned to Bravo Battery, 4th Battalion, 320th Field Artillery Regiment, 4th Brigade Combat Team, 101st Airborne Division, is working along with Iraqi police during the operation. U.S. Army photo by Spc. Teddy Wade


U.S. Army Pfc. Lance Smith patrols a field during an operation in the Zafaraniyah District, Baghdad, Iraq, Jan. 16, 2006. Iraqi police and U.S. soldiers were looking for weapons caches suspected to be hidden in the area. U.S. Army photo by Spc. Teddy Wade


A U.S. Army K-9 unit performs a sweep for hidden weapons caches during an operation in the Zafaraniyah District, Iraq, Jan. 16, 2006. U.S. Army photo by Spc. Teddy Wade


Iraqi police and U.S. Army soldiers climb back to the road after performing a sweep for hidden weapons caches during an operation in the Zafaraniyah District, Iraq, Jan. 16, 2006. U.S. Army photo by Spc. Teddy Wade


U.S. Army soldiers and Iraqi police stand watch during an operation in the Zafaraniyah District, Iraq, Jan. 16, 2006. U.S. Army photo by Spc. Teddy Wade