Warren, Biden in virtual dead heat in Saint Anselm College poll of NH primary voters
Biden and Bernie lead early polls, but don't place bets yet
US election 2020: Rampant Biden crushes Sanders in hat-trick - BBC News
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Biden leads Sanders by 16 points in post-Super Tuesday poll
It's still Biden and Sanders jockeying for the heart and soul of the Democratic Party
Biden Way Ahead in Sunshine State | FAU Business
What the Polls Say About a Donald Trump vs. Bernie Sanders Election
One Year From Election, Trump Trails Biden but Leads Warren in Battlegrounds - The New York Times
New CNN poll puts Biden in the lead; Sanders and Warren behind by 10+ points - CBS News
Feb. 27, 2020 Press Release | Department of Political Science | UMass Amherst
Florida polling average: Joe Biden leads Bernie Sanders by a mile
Chart: Sanders Perceived as the Most Honest Candidate | Statista
KING 5 News poll: Biden edges Sanders days before Washington presidential primary | king5.com
Sanders banked on young voters. Here's how the numbers have played out | PBS NewsHour
Biden, Warren, Sanders stay on top; health is now an issue for Sanders: POLL - ABC News
Fox News poll shows top Democratic candidates beating Trump
CAIR Pre-Iowa Caucus Poll: Muslim Voters Prefer Bernie Sanders +13 Over Joe Biden – Muslims Vote
Texas primary: Bernie Sanders, Joe Biden tied, poll says | kvue.com
New poll shows Bernie Sanders in the lead in California | KRON4
WMUR/CNN poll: Sanders holds big lead over Clinton; Biden key factor
Emerson College poll shows Joe Biden with double-digit lead in S.C. ahead of primary
How Biden, Warren and Sanders fare vs. Trump in 2020 election polls
