It was to be a poetry forum featuring some of America’s top poets, the latest in a succession of literary and educational events hosted at the White House by former librarian First Lady Laura Bush. Past forums hosted by Mrs. Bush have been lauded as serious literary discussions, “often turning into lively debates.” Apparently, though, executive branch officials thought this debate might turn a but too lively, and have cancelled the event after learning that several of the participants planned to use the spotlight to protest the Bush administration’s Iraq policy.