polls that have come out. so they're having problems all over the place, even in states where they arguably should be very competitive, if not leading. >> they should be doing better in iowa. republicans were pretty excited about iowa, senator tom harkin leaving. but polls show the leading republican congressman steve king gets beat by any likely democrat. this a surprise? what do you think? >> it's a surprise in terms of iowa, having done some work there, it's a rural state. it's not the northeast of the united states. it's not massachusetts. but they're also very progressive, and they're also a good judge of character. they kind of see through the game, if you will. and i think the state has changed over the last four or so years. it's kind of moved if you will more to the center, more to the center left. and candidates like congressman king and others just don't i think reflect the values of the preferences of the state. >> now, on the national level, there is new jersey governor chris christie. let's take a look at his appearance on david letterman. >> i've made jokes about you, not just one or two. not just ongoing here and there, intermittent. >> i didn't know it was going to