VERTICAL ASSAULT Marine Corps Cpl. David Jorgenson stands as infantry Marines conduct a vertical assault into a simulated urban setting in Okinawa, Japan. The Marines and sailors are assigned to Echo Company, Battalion Landing Team 2nd Battalion, 4th Marine Regiment, 31st Marine Expeditionary Unit. SHARE: Download: Full Size (0.07 MB) Credit: VIRIN: 002190-A-LNL01-144.jpg Photo Gallery