you may not get everybody to agree on every aspect of the factual situation, but you've getto find some ways to key facts. and in particular, i serve on the intelligence committee, for example. and i certainly share the judgment that iran is part of this whole debate. there's no question about this. but i will tell you, i'm very reluctant to accept the idea that all of the risk is the situation in iran. and that's to a great extent where you all have guided much of this discussion. you look, for example, at the fact that goldman sachs practically invented the commodity index fund. i mean, these are people who know a lot about the impact of non-commercial investment. these are people who have played an enormous role in this sector, and they produce an analysis suggesting that the speculative premium on crude oil could be $23 a barrel or 56 cents a gallon at the pump. and you have the ceo of the largest, you know, oil company stating that speculation has increased the price of a barrel of oil by $20. so these are significant judgments, and i hope that as we go forward we can continue to h

when y getto the lower inco places what we call small town service worker centers. he doesn't do well the evangelical centers. e advantage comes hevangelicals. these empty nests he doesn't do well in those places either. >> woodruff: so our viewers can see all of this in our website, the patchwork nation the regular future we have where you've got this all broken down. quickly, has romney expanded his appeal among the electorates since iowa. >> you can lookt those on the map that we have onhe patchwork nation site. we're pretty much locked in a stalemate between santorum and romney. if you go back to iowa, santorum has won the communities he's won and romney's won the communities he's won. santorum picked up a little steam in those suburban area but those are the only changes. >> woodruff: christina what is the path forward for rick santorum. yes he won yesterday these two contests. he has some momentum but romney's way ahead in delegates. >> it's not completely impossible for rick santorum to be able to get there with the number in the same way that romney would be