Iowa:
Warren 25%
Biden 22%
Buttigieg 17%
Sanders 5%
Harris 3%
Booker 2%

New Hampshire:
Warren 25%
Biden 18%
Sanders 9%
Buttigieg 7%
Booker/Yang/Harris 2%

South Carolina:
Biden 32%
Warren 16%
Sanders 8%
Harris 5%
Buttigieg 4%
Booker/Yang 2%

Firehouse Strategies/Øptimus Poll

— Political Polls (@PpollingNumbers) October 15, 2019