The Rachel Maddow Show 09/16/15

Historians delight at release of new CIA presidential briefs

Michael Beschloss, NBC News presidential historian, talks with Rachel Maddow about the release of 2500 Presidential Daily briefs declassified by the CIA by executive order of President Obama, and the new insights being learned already about the presidencies of John F. Kennedy and Lyndon Johnson. ... more Duration: {{video.duration.momentjs}}