U.S. Marine Corps Assault Amphibious Vehicle 7A1s from

U.S. Marine Corps Assault Amphibious Vehicle 7A1s from the 3rd Assault Amphibian Battalion, 1st Marine Division, advance towards the shoreline from the USS Harpers Ferry (Landing Ship Dock-49) while conducting a beach landing training exercise during Dawn Blitz 2013 at Green Beach on Camp Pendleton, Calif., June 23, 2013. Dawn Blitz 2013 is a multinational amphibious exercise that promotes interoperability between the Navy and Marine Corps and coalition partners, June 11-28. Participating countries include Canada, Japan, New Zealand and observers from seven countries. (U.S. Marine Corps photo by Lance Cpl. Darien J. Bjorndal/Released)