The Cottonmouth vehicle could be the Marines' new ride | Popular Science

When the Marine Corps goes to war, it needs to be prepared to fight as soon as it gets there. The Light Armored Vehicle has fulfilled this role for decades. Some of those vehicles, first introduced in the 1980s, are starting to near the end of their already-extended service life expectancy, and so the Marine Corps is looking for a new machine to replace everything the LAV once offered.