Are Democrats Being Realistic About a Blue Wave?

Poll after poll continues to show strong enthusiasm for Democrats, including for Senate candidates in deep red states. But are they setting expectations of a blue wave too high? We look at recent history for a reality check.  ---  Guest: Zachary B. Wolf, CNN Politics Senior Writer  Host: David Rind  Producer: Paola Ortiz  Showrunner: Felicia Patinkin Learn more about your ad choices. Visit podcastchoices.com/adchoices