URGENT – CNN Poll: Joe Biden holds lead heading into December debate

(CNN) — Joe Biden continues to hold a lead in the race for the Democratic nomination for president and remains the candidate potential Democratic voters think has the best shot to defeat Donald Trump, according to a new CNN Poll conducted by SSRS. Biden has the backing of about a quarter (26%) of registered voters who are Democrats or Democratic-leaning independents, with Vermont Sen. Bernie Sanders at 20%, Massachusetts Sen. Elizabeth Warren at 16%, South Bend, Indiana, Mayor Pete Buttigieg at 8% and former New York City Mayor Michael Bloomberg at 5%. Three candidates hold 3% support each in the poll: businessman Andrew Yang, and Sens. Cory Booker of New Jersey and Amy Klobuchar of Minnesota.