(AP) - A newstalk radio station in Norfolk has dumped CBS News because of listener outrage over the "60 Minutes" report questioning President Bush's National Guard service. WNIS switched today to ABC News, after at least a dozen years with CBS News. Lisa Sinclair is general manager of Sinclair Communications, which owns WNIS and four other stations in the Hampton Roads area. She says they made the change after getting many calls from listeners, some who said they wouldn't listen to CBS news any more. CBS News said Monday it could not authenticate the documents used in the Bush story...