The Last Word with Lawrence O'Donnell 05/16/17

Rachel Maddow and Lawrence on extraordinary 7 days

Lawrence O'Donnell reminds Rachel Maddow it has only been 7 days since Trump fired FBI Director James Comey. We now know Trump tried to stop the investigation into Michael Flynn's ties to Russia—and Rachel shares new reporting about a new subpoena in Trump world. ... more Duration: {{video.duration.momentjs}}