PATROL RETURNS U.S. Air Force Senior Airman Richard Rodriguez checks the perimeter for insurgents as U.S. Army coalition convoys return from a patrol at Kirkuk Regional Air Base, Iraq, Jan. 24, 2007. Rodriguez is a perimeter guard gunner with 506th Expeditionary Security Forces Squadron. SHARE: Download: Full Size (0.03 MB) Credit: VIRIN: 053456-Q-ISF08-566.jpg Photo Gallery