Operation Arizona A peasant family’s bomb shelter provides a place for a machine gun team from the 3rd Battalion, 7th Marines to set up to provide cover fire for infantrymen searching a village during Operation Arizona, one of the many searches conducted by the 1st Marine Division to maintain control over the populated areas south of Da Nang, Vietnam. SHARE IMAGE: Download Image: Full Size (0.09 MB) Photo By: Marine Corps photo VIRIN: 201211-M-ZZ999-060.JPG Photo Gallery