Military Unveils Fleet of GM Fuel Cell Vehicles in Hawaii Army, Navy and Air Force to evaluate real-world use 2012-02-23 HONOLULU -- The U.S. Army, Pacific, on Wednesday unveiled a fleet of 16 ...

Oshkosh Truck ... variant for the U.S. Army, and has just signed a contract do develop a prototype of a similar vehicle for the Marines. In addition to increasing fuel economy from 3 to 4 miles ...