Secretary Gates signs an MRAP-All Terrain Vehicle (M-ATV). Secretary of Defense Robert M. Gates signs an MRAP-All Terrain Vehicle (M-ATV) during a tour of the Harrison Street production facility in Oshkosk, W.I., on Nov. 12, 2009. The M-ATV design combines the crew protection war fighters have come to expect in MRAP vehicles with the extreme mobility and durability needed to negotiate mountainous off-road terrain. SHARE: Download: Full Size (0.06 MB) Credit: VIRIN: 217573-L-RTU37-678.jpg Photo Gallery