SECURITY DUTY � U.S. Marine Corps Cpl. Clayton J. Bryan scans the streets of Baghdadi, in Al Anbar Province, Iraq, while on perimeter security during an engineering operation, April 5, 2006. Bryan is an aircraft rescue and firefighting specialist, attached to the Incident Response Platoon, Marine Wing Support Squadron 274, Marine Wing Support Group 37 (Reinforced), 3rd Marine Aircraft Wing. U.S. Marine Corps photo by Lance Cpl. Brandon L. Roach Hi-Res