Marquette University Law School poll.
- GOP results:
- Trump at 20% among registered GOP voters, followed by Ben Carson (16%), Marco Rubio (14%), Carly Fiorina (11%)
- Jeb Bush at 7%, Ted Cruz at 5%, Mike Huckabee, Chris Christie, John Kasich each get 3% support
- NOTE: Walker led Marquette’s Aug. poll with 25% support; poll shows Trump largest gainer, up from 9% last month
- Among Democratic voters:
- Hillary Clinton leads Bernie Sanders, 42% to 30%; Joe Biden, who hasn’t decided on race, at 17% support