heat even from the likes of newt gingrich. while santorum says of course he will support whoever the republic nominee is. he is under pressure to get out of the race by the candidate who is leading the race for delegates. mitt romney. the presumptive nominee who says that it's about time for santorum to get out. he is under tremendous pressure from romney aides who have essentially suggested that the only reason santorum is staying in the race confronted with the very steep hill he has to climb is to position himself for 2016. santorum hasn't exactly denied that in fact today when he was asked about t he mentioned ronald reagan who lost the first time in the 70s but came back to win twice in the '80s. >> jon: gingrich talked about how he thinks this race could end up? >> yes. surprisingly canada, as a matter of fact. mr. gingrich has been arguing for some time. imingts of himself, santorum and ron paul could deny the nomination to romney. today he acknowledged there is no way that he and his rivals save romney could win the nomination. listen to the striking remarks. >> this is either going to be