VIGILANT RESOLVE U.S. Marines from 2nd Battalion, 1st Marine Regiment, 1st Marine Division man an overview checkpoint at Highway 1's cloverleaf in Fallujah, Iraq, April 5, 2004. The Marines cut off traffic to the city in an operation to isolate and root out terrorist forces responsibile for attacks on coalition forces. U.S. Marine Corps photo by Master Sgt. Howard J. Farrell
VIGILANT RESOLVE A U.S. Marine from Weapons Platoon, Company E, 2nd Battalion, 1st Marine Regiment, 1st Marine Division, mans an M-240G machine gun at the Highway 1 "cloverleaf" outside the city of Fallujah, Iraq, April 5, 2004. Marines islolated the city after terrorists repeately attacked coalition forces. The Marines' operation is designed to root out enemy forces. U.S. Marine Corps photo by Lance Cpl. Kenneth E. Madden III
VIGILANT RESOLVE U.S. Marines in an M-1A1 tank block access along a main route leading into Fallujah, Iraq, April 5, 2004. Two battalion of Marines, reinforced with armor assets, isolated Fallujah in an effort to root out terrorist force responsible for recent attacks on coalition forces. U.S. Marine Corps photo by Master Sgt. Howard J. Farrell
VIGILANT RESOLVE U.S. Marines of Weapons Platoon, Company E, 2nd Battalion, 1st Marine Regiment, 1st Marine Division, dig in while they wait to go in and patrol the city of Fallujah, Iraq, March 26, 2004. Marines surrounded the Iraqi city after repeated attacks by terrorists against coalition forces. U.S. Marine Corps photo by Lance Cpl. Kenneth E. Madden III