"I think it is unlikely they will do that because I think world public opinion, which they study quite a lot, is in large measure feeling that going to war is too early," he said. "So there is a fair amount of scepticism about armed action. That scepticism would turn immediately around if they used chemical weapons or biological weapons. My guess is they would not."

Asked if Iraqi President Saddam Hussein's government would care if it was about to be overthrown, he said: "Some people care about their reputation even after death."

U.N. News Centre: http://www.un.org/News/

Please also read:
As UN pulls staff from Iraq, Security Council prepares to hear inspectors' report;
http://www.un.org/apps/news/story.asp?NewsID=6495&Cr=iraq&Cr1=inspect