where a lot of the 2020 candidates were here, not only to stand out but also show their strength. a lot of the voters here will be waiting to hear what biden has to say, given that he was not one of the 19 candidates that came for the hall of fame event over the weekend in cedar rapids. it's the largest 2020 candidate gathering to date. and biden missed that event for his granddaughter's high school graduation. but let's talk about the polls here. the latest cnn des moines register iowa poll shows the former vice president till lead -- still leading that democratic pack but with a much smaller average. in a three-way battle for that second spot well, you have a few folks there. you have senator bernie sanders, senator elizabeth warren and also mayor buttigieg.