The 2020 Delegate Tracker: Elizabeth Warren leads in early primary and caucus statesYouGovPolitics & current affairs October 15, 2019, 3:37 PM GMT+0 Share Printable version Explore more data & articles Kamala HarrisJoe BidenDonald TrumpElizabeth WarrenPete ButtigiegAmy KlobucharThe Economist / YouGov pollsCBS News / YouGov polls