Iowa Democratic Caucus,
— Political Polls (@PpollingNumbers) January 19, 2020
Pre/Post Debate (Change):
Biden 30/20 (-10)
Buttigieg 17/17 (-)
Warren 13/16 (+3)
Klobuchar 9/13 (+4)
Sanders 11/10 (-1)
Steyer 1/3 (+2)
Yang 3/1 (-2)
Neighborhood Research and Media Poll