Remember 'Weapons of Mass Destruction'? For Bush, They Are a Nonissue

"So what's the difference?" he responded at one point as he was pressed on the topic during an interview by Diane Sawyer of ABC News.

To critics of the war, there is a big difference. They say that the administration's statements that Iraq had chemical and biological weapons that it could use on the battlefield or turn over to terrorists added an urgency to the case for immediate military action that would have been lacking if Mr. Hussein were portrayed as just developing the banned weapons.