MSNBC's Ari Melber hosts "The Beat" on Monday, October 24 and reports on the midterms as early voting is setting records and as fears of voter intimidation spread. Officials in Arizona releasing images after complaints of armed people stationed outside a ballot box. Plus, President Obama's former top speechwriter Cody Keenan on Obama's message for the midterms. James Carville, Neal Katyal and Juanita Tolliver join.