Watch CBS News

New poll puts Biden, Warren, Harris and Sanders at the top of 2020 field

Our latest CBS News Battleground Tracker poll finds former Vice President Joe Biden holding on to his lead in the pack of Democratic presidential nominees, but his advantage is shrinking in the early primary states. Ed O'Keefe reports.
View CBS News In
CBS News App Open
Chrome Safari Continue
Be the first to know
Get browser notifications for breaking news, live events, and exclusive reporting.