A long-awaited reassessment of the U.S. military's mobility requirements concludes that the current inventory of cargo ships and aircraft dedicated to hauling equipment is adequate to support the National Military Strategy, according to Pentagon and congressional sources. The 2005 Mobility Capability Study, completed this summer and briefed recently to congressional defense committees, makes no explicit recommendations for new investments in strategic aircraft -- such as the Air Force's C-17 cargo plane -- or sealift assets like a fleet of high-speed...