Trump lawyer vowed "combat" with left; Michael Moore predicts Dem sweep; Pharrell on "Mighty Dream Forum"

MSNBC's Ari Melber hosts "The Beat" on Thursday, November 3 and reports on explosive new audio showing Trump lawyer was prepping for "combat" with left. Plus, Filmmaker Michael Moore joins with one week out until the midterm elections, predicting a Democratic sweep. Obama campaign manager Jim Messina and civil rights activist Maya Wiley join. And, Pharrell Williams tells Melber about his Mighty Dream Forum.