amy tonight. >> reporter: after he's listened to her? >> i probably went from 50-50 and now i'm 70 or 80. >> reporter: we did find a number of voters pledging to caucus for klobuchar, including judy anderson won over just this week. >> her sense of humor and relating to people directly was a wonderful experience. >> reporter: and did the debate have anything to do with it? >> oh, lord, yes. >> reporter: but overwhelmingly, many were like jan norris. >> how many have i received? one, two, three, four, five, six -- 17. >> reporter: there are so many to choose from, she says. >> 17 candidates. >> amy is definitely in the running. >> reporter: do you feel like you're running out of time in making a decision? >> oh, no. february 2nd, maybe february 3rd. >> reporter: that's when you'll make a decision. so for a candidate working on the upset, the slow grind continues. so 42 days left before the iowa caucuses, but those numbers, those number of days actually less for senator klobuchar, because, brianna, she has to pull off the campaign trail to take part in any sort of senate impeachment trial. brianna? >> indeed. keung, thank you so much for taking us on the campaign trail with you. keung min i