Bombshell Book From Diana's Brother, Oprah's USELESS Advice, and Lena Dunham's New Baby, with Maureen Callahan | Ep. 1401

Megyn Kelly is joined by Maureen Callahan, host of "The Nerve," to discuss explosive new details in Princess Diana’s brother’s new book about his sister and her life and death, the possibility of Diana having Borderline Personality Disorder…