that s right. one of the big questions in this day before the iowa caucuses is whether the man in the sweater vest can make mitt romney sweat. rick santorum is in the enviable position of being the final surging non-romney conservative to do well. before these iowa caucuses so we are chasing him from stop to stop to stop today. he is chasing the undecided caucus goers. and you get the sense looking at the poll that came out over the weekend that showed rick santorum in third place. if you look at the last two days that that poll was taken, he is surging into second place into a statistical tie with mitt romney. so it s no surprise that the former massachusetts governor went after rick santorum, talking about the fact that santorum was a senator in washington, trying to tie him to those other politicians, those other washington politicians, who are in the race. and rick santorum had a response for that. let s play that for you. senator santorum was kind enough to endorse m