Bernie Sanders: Biden and I have "very different visions for the future"
A new Gallup poll finds that three-quarters of Democrats and Democratic-leaning independents view former Vice President Joe Biden and Vermont Senator Bernie Sanders favorably, while more than 40% have never heard of South Bend, Indiana Mayor Pete Buttigieg. CBSN political reporter Caitlin Huey-Burns and CBSN political contributor and Democratic strategist Lynda Tran spoke to CBSN about the state of the 2020 race.