CPAC gathering amps up culture attacks

MSNBC's Ari Melber hosts "The Beat" on Wednesday, March 3, and reports on the culture wars at CPAC, the Jan. 6 probe, and Dominion’s billion-dollar defamation lawsuit against Fox News. Plus, Melber is joined by Russian novelist Gary Shteyngart and MSNBC Host Chris Hayes for “Fallback Friday.” Joyce Vance, Bill Kristol, Joan Walsh, and Brittney Cooper also join.