Joe Biden leads in polls ahead of South Carolina primary - YouTube
NBC News/Marist SC poll: Biden narrowly leads Sanders ahead of South Carolina primary
Biden Has Wide Lead in S.C. Poll Two Days Before Primary - The New York Times
VCU Poll: Women voters favor Biden; mixed support for mail-in voting - Virginia Mercury
New South Carolina poll shows Biden with favorable lead - CBS News
Joe is an uncle to our state': South Carolina polls show Biden with blowout lead - POLITICO
The South Carolina Primary: A Quick Look at Black Voters - Edison Research
Between the economy and coronavirus pandemic, Biden keeps his advantage nationally: POLL - ABC News
Could Joe Biden Be In Trouble In South Carolina? | FiveThirtyEight
Joe Biden leading in South Carolina primary, poll shows - Los Angeles Times
NBC News poll: Biden holds narrow lead over Sanders in South Carolina
New Hampshire primary: Joe Biden will head to South Carolina as campaign struggles
Joe Biden Holds Big Lead in South Carolina Polls
CBS Poll: Biden's lead in South Carolina shrinks as Sanders gains ground.
Biden wins South Carolina primary, Sanders in 2nd, NBC News projects
Joe Biden has big lead in South Carolina primary, per Clemson's Palmetto Poll
Poll: Joe Biden and Bernie Sanders lead Democratic field in South Carolina Poll: Joe Biden and Bernie Sanders lead Democratic field in South Carolina | CNN Politics
The New York Times / Siena College Battleground Poll: South Carolina – Siena College Research Institute
Poll: Biden's lead shrinks to 5 points in South Carolina | The Hill
Emerson College poll shows Joe Biden with double-digit lead in S.C. ahead of primary
Sanders Catching Up to Biden in South Carolina, Poll Shows | Courthouse News Service
Democratic Primary Voters Flock Back to Biden After South Carolina Victory
