Does polling usually underestimate the GOP? CNN looks at the data

CNN Chief Data Analyst Harry Enten goes through the data to see which political party has been more consistently underestimated since 1998. 0:00 The party usually underestimated by the polls 2:23 When have Dems most consistently beaten their polling averages? 3:46 A CNN panel debate: Is Trump trying to buy the election? Watch 24/7 live news with CNN Headlines: https://bit.ly/4eIvlTr Stream more on CNN with an All Access subscription: https://cnn.it/4AZMu54 #News