Will casualty-aversion cost Bush the election?FOR GEORGE W. BUSH, it would be bizarre if the most loyal and gifted member of his cabinet were to be the instrument of his defeat in November 2004. Recent developments on the Iraq front of the war on terror make such thoughts about Defense Secretary Donald Rumsfeld harder and harder to put aside. No, it isn't about the prison scandal. Bad as this is, a successful execution of the president's Iraq strategy will in the end render Abu Ghraib an ugly sideshow. The danger to the Bush presidency lies in the decision to pull...