Stations Get E-Mails to Oust Dan Rather NEW YORK - Station managers at several CBS affiliates said Thursday they appear to be a target of a national e-mail campaign placing pressure on the network to oust Dan Rather as anchorman of the "CBS Evening News."   The anger stems from Rather's role in a "60 Minutes" report on President Bush's service in the National Guard. CBS has apologized for reporting on documents critical of Bush's service, widely assumed now as fakes, and appointed a panel to investigate what went wrong in the report...