Iowa Poll

Bernie Sanders takes slim lead over Hillary Clinton in new Iowa poll

John Locher/AP Photo (ABC News) — Democratic presidential candidate Bernie Sanders has climbed to a slim lead over national frontrunner Hillary Clinton in a new Iowa poll. With just 20 days remaining until the first-in-the-nation caucus, a Quinnipiac University poll released today shows Sanders leading Clinton for the first time in the Hawkeye State with 49 percent support — his highest…