but biden doing the best of any democrats. >> talk about iowa. for so many reasons. i was talking in the break about how i was interested in what the sort of primary democratic primary polling was telling us about iowa and where joe biden is. you think that's important. something else is maybe more important in iowa right now. >> look, "the new york times" polds iowa and how the different democrats were doing against donald trump, in the democratic primary, biden is doing actually the worst in "the new york times" siena college poll. in the general election here, biden is running the strongest of any of the democrats. i think this difference between buttigieg and warren is key because elizabeth warren is very well known in iowa, actually leading in that new york times siena college poll. she is running the weakest of any of the democrats, weaker than buttigieg, and the reason that's important because elizabeth warrens has a higher name recognition right now than buttigieg does. these numbers in iowa particularly indicate to me that it's not just about name