Former FBI Director James Comey is under investigation for a post seen as a potential threat to President Trump's life. MSNBC Legal Correspondent Lisa Rubin, Washington Post National Reporter Carol Leonnig, former Senior Special Agent for the U.S. Secret Service Christopher McClenic and Independent Veterans of America founder and CEO and Iraq Veteran Paul Rieckhoff join Katy Tur to break it all down. For more context and news coverage of the most important stories of our day click here: https://