A new Quinnipiac poll in Iowa finds Elizabeth Warren leading the Democratic presidential race with 20% support among likely caucus-goers, followed by Pete Buttigieg at 19%, Bernie Sanders at 17% and Joe Biden at 15%.
The top four are followed by Amy Klobuchar at 5%, Kamala Harris at 4%, and Tom Steyer, Tulsi Gabbard, and Andrew Yang are each at 3%. No other candidate tops 1%.
