A U.S. Marine provides security during a training exercise. A U.S. Marine with Kilo Company, 3rd Battalion, 1st Marine Regiment provides security during a training exercise at Training Area 25 at Camp Pendleton, Calif., on June 18, 2009. The Marines are participating in a squad competitions. SHARE: Download: Full Size (0.06 MB) Credit: VIRIN: 549221-W-RVD79-641.jpg Photo Gallery