>> chris, good morning. thanks for having me. i think people will be surprised because senator santorum's got a good ground game. he's got talented people on board and working the ground game hard. in south carolina, our republican primary voters expect to see him on the ground here. >> do you think santorum needs romney to make a mistake to really have a good chance, dick? >> i don't think so. i agree with chad. we've seen rick santorum here time and time again over last several months. it's important to understand, look at numbers last night, "new york times" did some exit polling, the conservative republicans went with santorum. the evangelical republicans went with santorum. and mitt romney came in to iowa 25%, came out with 25%, got less votes this time than he did four years ago and the most exciting thing for democrats is, only 122,000 republicans voted yesterday or went to the caucuses yesterday. that's half of what turned out