Iowa poll: USA Today/Suffolk
— Sahil Kapur (@sahilkapur) October 21, 2019
Biden 18% (-6 since July)
Warren 17% (+4)
Buttigieg 13% (+7)
Sanders 9% (-)
Steyer 3% (n/a)
Gabbard 3% (+2)
Harris 3% (-13)
Klobuchar 3% (+1)
**undecided 29% (+8)**https://t.co/uYu5x1HHpk