What's behind Sanders' surge in the 2016 polls?

Published Apr 08 2021 at 4:09 AM GMT
  • CBS News political director and moderator for "Face The Nation" John Dickerson joins "CBS This Morning" to discuss the boost that is pushing the Vermont senator's campaign closer to Hillary Clinton in Iowa and widening his lead in New Hampshire.


  • Published Apr 8, 2021 4:09 AM GMT