A U.S. Army National Guard soldier watches the U.S./Mexico border. A U.S. Army National Guard soldier, a member of an entry identification team, watches the U.S./Mexico border near Nogales, Ariz., on Jan. 17, 2007. National Guard soldiers and airmen participating in operation Jump Start are acting as the eyes and ears for the Border Patrol in securing the border. SHARE: Download: Full Size (0.04 MB) Credit: VIRIN: 940792-H-XTM06-358.jpg Photo Gallery