They lied... thats why.

War and Piece: "As devastating an indictment of the CIA's pre-war Iraq intelligence as the Senate Select Intelligence committee is likely to make, and as devastating as the 9/11 commission report will likey be for Tenet and the FBI, it's not only incompetence in the administration that hurts Bush -- and there's plenty to go around. It's that Americans resent those in the Bush administration who deliberately, willfully deceived them. People like Feith, Cheney, Rumsfeld, and members of Feith's and Cheney's staff. As they say, it's not the mistake, it's the cover up, the specter of real deceit, that outrages people. "