The Last Word with Lawrence O'Donnell 02/21/17

Mental health experts say Trump is unfit to serve

Some psychologists and psychiatrists are speaking out about Trump because of a duty to warn. Lawrence talks to two experts with this view: Dr. Lance Dodes and Dr. John Gartner, whose online petition of mental health professionals has more than 26,000 signatures. ... more Duration: {{video.duration.momentjs}}