Air Force officials are looking at fuel savings as a tenant of their effort save money as the Pentagon pushes to find ways of creating efficiencies, according to a senior service official. The service has been using the same safety margin supply of back-up fuel in their aircraft for the past 20 years, said Lt. Gen. Phillip Breedlove, deputy chief of staff for operations, plans and requirements. He said officials are examining if it is possible to reduce to amount...