MSNBC's Ari Melber hosts "The Beat" on Tuesday, September 17, and reports on the 2024 election, Elon Musk, Sean "Diddy" Comb's indictment and Trump accountability. Steven Brill, Chai Komanduri, Maya Wiley and Molly Jong Fast join.

MSNBC's Ari Melber hosts "The Beat" on Thursday, September 19, and reports on the 2024 election and Oprah/Obama unity. Plus, artist Joey Bada$$ returns to The Beat for a Fallback feature. Tony Schwartz, Chris Hayes, Joan Walsh, and Brittney Cooper also join.