New poll shows Sen. Bernie Sanders with double-digit lead in California | FOX 5 San Diego
Texas primary: Bernie Sanders, Joe Biden tied, poll says | kvue.com
Joe Biden holds the largest lead over President Donald Trump in battleground states | YouGov
How Biden, Warren and Sanders fare vs. Trump in 2020 election polls
Biden Boasts 16-Point Lead Over Sanders in Democratic Presidential Race - Morning Consult
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
New poll shows Bernie Sanders in the lead in California | KRON4
Elizabeth Warren and Joe Biden drop in new 2020 poll - Los Angeles Times
Biden, Warren, Sanders stay on top; health is now an issue for Sanders: POLL - ABC News
Florida polling average: Joe Biden leads Bernie Sanders by a mile
Polls show Biden, Sanders and Warren at top of 2020 Democratic field - CBS News
KING 5 News poll: Biden edges Sanders days before Washington presidential primary | king5.com
Four weeks to Iowa, poll shows three-way tie for the lead there among Dems | WPBN
WMUR/CNN poll: Sanders holds big lead over Clinton; Biden key factor
New poll shows Bernie Sanders is the front runner in Nevada
One Year From Election, Trump Trails Biden but Leads Warren in Battlegrounds - The New York Times
CBS News poll: Bernie Sanders, Joe Biden, Pete Buttigieg tied in Iowa - CBS News
One Year From Election, Trump Trails Biden but Leads Warren in Battlegrounds - The New York Times
New poll shows Joe Biden ahead of Bernie Sanders in Missouri presidential primary | FOX 4 Kansas City WDAF-TV | News, Weather, Sports
CAIR Pre-Iowa Caucus Poll: Muslim Voters Prefer Bernie Sanders +13 Over Joe Biden – Muslims Vote
Sanders banked on young voters. Here's how the numbers have played out | PBS NewsHour
Joe Biden remains the Democratic favorite among likely voters
2020 Daily Trail Markers: New poll shows Sanders, Biden, and Buttigieg fighting for lead in Iowa - YouTube
New CNN poll puts Biden in the lead; Sanders and Warren behind by 10+ points - CBS News
