FALLUJAH, Iraq - Sgt. Amos Miller, an infantryman with 2nd Combined Anti-Armor Team, Weapons Company, 1st Battalion, 6th Marine Regiment, right, and 1st Lt. Frank Mease, 2nd CAAT commander, discuss how to best set up a defensive perimeter here July 19 during Operation Rolling Barrage. Weapons Company personnel worked alongside 1st Battalion, 6th Marine Regiment infantrymen, Iraqi Security Forces and mechanized supporting elements to block off sections of Fallujah, while roving infantrymen patrolled through the streets to disrupt insurgent activity. - FALLUJAH, Iraq - Sgt. Amos Miller, an infantryman with 2nd Combined Anti-Armor Team, Weapons Company, 1st Battalion, 6th Marine Regiment, right, and 1st Lt. Frank Mease, 2nd CAAT commander, discuss how to best set up a defensive perimeter here July 19 during Operation Rolling Barrage. Weapons Company personnel worked alongside 1st Battalion, 6th Marine Regiment infantrymen, Iraqi Security Forces and mechanized supporting elements to block off sections of Fallujah, while roving infantrymen patrolled through the streets to disrupt insurgent activity.