Cleansing the audience: May 7, George W. Bush came to Dubuque to speak at the convention center. It was billed as a public event, but it was anything but. Only self-proclaimed Bush supporters could get in. Republican organizers excluded even a World War II vet and the former commander of the local American Legion chapter. This story of exclusion, broken by the Dubuque Telegraph Herald, is in keeping with other acts of suppression along the Bush campaign trail...