rachel caufield, professor of politics is sticking with us for a deeper discussion on the polls. now u.s.a. today does a poll of polls. >> rachel: yeah. >> lucas: basically averagg all the major polls for each month. and we wanted to see over the course of 2015 which candidates took a turn as the front runnnns in iowa. it's for the first two months of the year, it was all mike huckabee, the former winner of the iowa caucuses. but scott walker had the longest run at the top in iowa march through august, believe it or not. but he couldn't get traction nationally and dropped out all together. donald trump then had his turn through the rest of the year with a bried stint for ben carson as number one in november. now rachel, it's interesting to see mike huckabee on this list because he's become such a nonplayer of late. but he had that name recognition. >> rachel: yeah, he certainly did. and he had a storng base of support across iowa. and ya ow, iowa's not like other states, we all know that. because we're lucky enough to live here and to see this in person. and, mike huckabee ya know