country along the coast or would it be up state where it is more conservative, more evangelical? >> reporter: absolutely the up state, more conservative. that is where rick perry's base was. that is expected where he would do well. bill: that is where santorum could gain with a perry withdrawal? >> reporter: perry supporters were never mitt romney leaners. it is very clear what is left of the texas governor's support in the palmetto state is inclined to be choosing between santorum and gingrich. there is an awful lot of unresolved business on the campaign trail. revelations continue to come about mitt romney's wealth and he continues to play defense, not with standing origin of most of these criticisms being democratic national committee and not his actual republican rivals. newt gingrich is facing all kinds of last-minute problems. criticism by romney and conservatives by his attack on quote, free enterprise going after romney's bain capital days but also the possibilities one of