explosive new book Risen about WMD

CIA had plenty of evidence Iraq had no illegal weapons, book reveals
By Mark Coultan Herald Correspondent in New York
January 5, 2006
According to Risen, the CIA ignored their unanimous reports that there were no weapons of mass destruction and refused to distribute the information to senior policy-makers in the Bush Administration. The book uses largely anonymous sources to make the case that American intelligence in the Middle East was weak, before and after the Iraq war.

["largely anonymous sources" who we must believe?]