There can be no doubt that Saddam Hussein has biological weapons and the capability to rapidly produce more, many more.
Source, in full
Remarks to the United Nations Security Council (5 February 2003); in an interview (September 2005) with Barbara Walters, Powell was asked about the Security Council speech and responded that it was a "blot" on his record... "it will always be a part of my record. It was painful. It's painful now."