interested in solutions than the salacious details of his argentinean mistress turned fiancee who showed up at one campaign event, or his legal battles with his ex-wife. do you think the voters are over it when it comes to your past? >> i don't think the media will ever be over it. that to a degree goes with the job. it's been about my personal failings, all well-chronicled. they're out there. people know about them. >> reporter: sanford has tried to change the subject, warning his loss would be a victory for house democratic leader nancy pelosi. wasn't that goofy to be out there debating a cardboard cutout of nancy pelosi? >> no. people got it. people got it. it was totally serious. >> reporter: because of san ford's baggage, his opponent elizabeth colbert-busch has a shot at winning this conservative district. the sister of comedian stephen colbert, she insists she'll be an independent voice in washington. >> no one tells me what to do except the people of south carolina's first congressional district. >> reporter: colbert-busch says that means she may vote against the president, even on obama care.