The Washington Post yesterday said a quotation used in its lead Page One headline in Thursday's paper -- that the United States got it "almost all wrong" about weapons of mass destruction in Iraq -- was not new and was incorrectly attributed to the chief U.S. weapons inspector in Iraq. In an article on Thursday, The Post identified Charles A. Duelfer, whom the Bush administration picked to complete a U.S. investigation of Iraq's weapons programs, as the source of that remark. The dispatch by Dana Priest and Walter Pincus reported that Mr. Duelfer, chairman of the CIA's Iraq Survey Group,...