Miller had just given the keynote address at the Republican convention .
Days later , then - U.S. Senator Zell Miller , ( D -- Georgia ) , a Democrat who supported then - Republican President George W. Bush , appeared on Hardball .
Senator had just given the keynote address at the Republican convention .
Days later , then - U.S. Senator Zell Miller , ( D -- Georgia ) , a Democrat who supported then - Republican President George W. Bush , appeared on Hardball .