Democratic presidential candidate South Bend, Ind., Mayor Pete Buttigieg speaks outside the Statehouse, Wednesday, Oct. 30, 2019, in Concord, N.H., after filing to be placed on the New Hampshire primary ballot. (AP Photo/Elise Amendola)Democratic presidential candidate former Vice President Joe Biden speaks during a town hall meeting, Thursday, Oct. 31, 2019, in Fort Dodge, Iowa. (AP Photo/Charlie Neibergall)Democratic presidential candidate Sen. Elizabeth Warren, D-Mass., gestures while speaking at a campaign event Wednesday, Oct. 30, 2019, at the University of New Hampshire in Durham, N.H. (AP Photo/ Cheryl Senter)
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Democratic presidential candidate South Bend, Ind., Mayor Pete Buttigieg speaks outside the Statehouse, Wednesday, Oct. 30, 2019, in Concord, N.H., after filing to be placed on the New Hampshire primary ballot. (AP Photo/Elise Amendola)
