TONIGHT: First debate between Kamala Harris and Donald Trump

MSNBC's Ari Melber hosts "The Beat" on Tuesday, September 10, and reports on the Harris-Trump debate. Laphonza Butler, Juanita Tolliver, Margaret Carlson, Margaret Carlson, Jen Psaki and Robert Barnett join. To listen to this show and other MS podcasts without ads, sign up for MS NOW Premium on Apple Podcasts. Hosted by Simplecast, an AdsWizz company. See https://pcm.adswizz.com for information about our collection and use of personal data for advertising.