Iraqi Police Lt. Muntasar Sami Nada, center, and 1st Lt. Asaad Kadir Muhammad, bag evidence while Iraqi Army Maj. Anas Muhammad, 4th Iraqi Army Division, looks over a rifle found at a simulated crime scene at Contingency Operating Base Speicher, Iraq, Dec. 4. Iraqi students learned crime scene investigation techniques alongside their U.S. counterparts. USA photo/Sgt. Shawn Miller.