'None of the above' leads Republican hopefuls; Dems heavily favor Clinton
                                
                                
                                    (Newser) -
                                    Rudy Giuliani has the support of 21% of Republicans in a new poll—down from 27% in June, which is bad enough, and second to the most popular option: none of the above. John McCain stands fourth, a notch below undeclared candidate Fred Thompson, in the most recent AP-Ipsos poll,...