MSNBC's Katie Phang hosts "The Beat" on Friday, March 15, and reports on Trump's first criminal trial being delayed, a lead prosecutor stepping down in the Georgia RICO case, GOP dysfunction in the House, Senator Bernie Sanders pushing for a four-day work week, and more attempts by Republicans to reframe abortion bans. Melissa Murray, Renato Mariotti, Melissa Murray, Dave Aronberg, Eugene Robinson, Juanita Tolliver and Robert Reich join to discuss.