US Army (USA) SPECIALIST Fourth Class (SFC) Theodore Amell, 2nd Platoon (PLT), Bravo (B) Company (CO), 1ST Battalion (BN), 5th Infantry (INF), 25th Infantry Division (ID) (Stryker Brigade Combat Team (SBCT)), scans the horizon with an M21 sniper weapon system for threats while on patrol near Mosul, Iraq. The SBCT is assigned to Task Force Freedom supporting Operation IRAQI FREEDOM. The M21 system is made up of a 7.62 mm M14 rifle with specially selected and hand-fitted parts and a scope