Today Kamala Harris gave the clearest sign yet that the 2020 race is entering into a new season when responding to questions about the Democratic front runner, Joe Biden. CNN Political Director David Chalian discusses Harris's comments and looks at how the politics of the Democratic presidential field may be changing.
To learn more about how CNN protects listener privacy, visit cnn.com/privacy
Learn more about your ad choices. Visit megaphone.fm/adchoices