 The USAF in South Vietnam utilized an open hatched (turret-less) "Commando" for base security missions.A variant was to be evaluated by the U.S. Marine Corps as part of the Mine Resistant Ambush Protected (MRAP) vehicle program.As of May 18, 2007, after their vehicle submission failed ballistics testing at Aberdeen Proving Ground, Textron received word that they would not receive further orders as part of the MRAP program.