While the services are being pretty tight lipped about their plans to achieve the billions in efficiency savings mandated by Defense Secretary Robert Gates, last week Air Force Lt. Gen. Philip Breedlove gave a hint of one proposal the air service may have on the table; fuel savings. Yes, this seems like a no-brainer, especially since the Air Force has long said it needs to trim its gas consumption, but it’s how the service might do this that is interesting. “Is four-hours of reserve fuel on a C-17″ really necessary, Breedlove, who is in charge of Air Force plans, operations...