English: A Joint Amphibious Mine D7G Medium Tracked Bulldozer clears a path through rubble and concertina wire in the Military Operations in Urban Terrain facility at Camp Lejeune, N.C., on Jan. 22, 1998, during Urban Warrior. Urban Warrior is the U.S. Marine Corps Warfighting Laboratory's series of limited objective experiments examining new urban tactics and experimental technologies. The experiment is being conducted by the Special Purpose Marine Air-Ground Task Force (Experimental) from Quantico, Va., and Charlie Company, 1st Battalion, 6th Marines from Camp Lejeune, with support from the 2nd Marine Expeditionary Force. DoD photo by Sgt. Jason J. Bortz, U.S. Marine Corps.