he also has some positives that have not been noticed as much outside of iowowa. ththe evangelical conservatives in iowa which represent a big part of the caucus constituency, have been the ones who have been shipping in shipping, trying to buy it and it -- shiftingng and shifting trying to find their candidate. they are starting to coalesce behind santorum. he received a very important endorsement from evangelical leader in iowa. that is what is giving him some momentum as well. it is positive energy. >> whatever is driving at, romney ought to be paying santorum because he is the perfect blocking die for him. in much bigger that wouould be if it rick perrrry made a comeback -- a much bigger threat would be if rick perry made a comeback. he had these horrible debates but he is a plausible national candidate. >> perry's numbers are ring. >> i know that. but if it were to for santorum, is numbers might be really rising and he would be a real threat. >> the emergence of rick santorum and the success of ron paul is good argument for keeping the caasus as far as iowa i