http://www.military-today.com/engineering/grizzly.htm The Grizzly Combat Mobility Vehicle (CMV) was designed in the 1990s for the US Army. This combat engineering vehicle, initially designated the Breacher, was specially developed to breach enemy obstacles and clear pathways through minefields, creating safe lanes for other vehicles. It allows assault units to move rapidly through obstacles, before enemy forces establish defenses. More information on Military-Today.com website,