Defense Spending: The TARP bailout may hit $24 trillion, but the Senate says the F-22 is too expensive to build and maintain. So why are the Japanese so desperate to buy this "unnecessary" Cold War weapon?By a vote of 58-40, the Senate on Tuesday voted to remove $1.75 billion set aside in a defense bill to build seven more F-22 Raptors, adding to the 187 stealth technology fighters already in the pipeline. After some hope the production lines would be kept open, the Senate succumbed to arguments by the administration and others that the fighter was too expensive, too hard...