This week, Senator Jeff Flake of Arizona, an outspoken critic of President Trump, announced that he will not seek re-election. "None of these appalling features of our current politics should ever be regarded as normal,” said Flake from the Senate floor. He described the President’s reckless behavior as dangerous to a democracy. Ryan Lizza joins Dorothy Wickenden to discuss what traditional Republicans can do to check a president who remains overwhelmingly popular with the party’s base.