At about 10:40am EST, Rather wondered: "Having studied every American president in some detail, has there been any American president in a time of war who has asked for as little sacrifice as President Bush has done? Or is that a misreading of history?" Professor Joseph Ellis, a CBS News analyst, a historian and an author, most recently of a new biography of George Washington, confirmed: "No, I think you're right, Dan. I think what's unusual about President Bush is that he's perhaps the only President that took us to war at the same time as he cut our taxes....