side will likely face lelizabet colbert bush. democratic favorite and sister of late-night funny man stephen colbert. colbert, not colbert. reporter: although she pronounces the name differently. this is not a joke? this is not a joke. this is all too important. all too important with the condition our country is in. cnn political contributor john avlon has some roots in south carolina has his eye on sanford. he seems to be reconnecting with voters. there is an affection for a guy who admits he s a sinner and asks for forgiveness, especially down here. reporter: is this a shot at redemption, political redemption? i think it s some level, we all hope for redemption. reporter: sanford says you can learn a lot wandering off trail.
he s been hit with negative attacks. it s absolutely amazing how dirty the game is, how expensive the game is. it just doesn t make sense. reporter: and if that s not enough to grab the voters attention thank you for your vote and the support. reporter: the winner on the republican side would likely face elizabeth colbert-bush. yes, the sister of late-night funny man steven colbert. it s colbert, not colbert. that s right. reporter: although she pronounces the name differently. this is not a joke? this is not a joke. this is all too important, all too important with the condition our country s in. reporter: cnn political contributor, who has roots in south carolina, has his eye on sanford. who seems to be reconnecting with voters. there is an affection for a guy who admits he s a sinner and asks for forgiveness, especially down here.