U.S. Army Spc. Charles Nelson, K-9 Unit, Forward Operating Base Warrior and his partner Beny search a residence for explosives or explosive materials in Dugmat, Iraq, Jan. 5. U.S. Soldiers from 1st Brigade Combat Team, 1st Armored Division, joined 4th Battalion, 15th Brigade Iraqi Army and Iraqi police to perform a joint forces cordon and search for explosives or materials that could be used to create Improvised Explosive Devices. (Photo by: Mass Communication Specialist 2nd Class(SW) Matthew D. Leistikow)