Morning Rundown: Calif. school shooter used ‘ghost gun,’ impeachment takeaways, Tesla's 'bulletproof' cybertruck, Mr. Rogers’ timely appeal
Bolton invited to testify in impeachment probe06:00
Former National Security Advisor John Bolton is signaling that he will cooperate with an impeachment inquiry. What could John Bolton know? And what he could tell lawmakers? Daily Beast Politics reporter Betsy Woodruff Swan and Former NSC Senior Director for Counterterrorism Javed Ali join Katy Tur to discuss.