Senate Armed Services Committee Chairman John McCain (R-AZ) is not persuaded by a Congressional Budget Office estimate asserting that the Navy will save 5 to 10 percent if it purchases the next-generation ballistic missile submarine with a special fund. McCain told reporters Dec. 7 in Washington that the Navy only has one budget and it does not matter how the funding is packaged. "I do believe that you only have so much money in the budget -- you can call...