Outrage grows over the handcuffing of Senator Alex Padilla. Also, "No Kings" protests are expected in over 2,000 cities on Saturday. Plus, Iran launches retaliatory missiles into Israel. And Trump policies disrupt life on the U.S.-Canada border. M. Gessen, Ruth Ben-Ghiat, David Rothkopf, Sylvie Boudreau, and Rep. Becca Balint join Ali Velshi.