Diane Warren on her career, Lady Gaga & the Kesha case

Legendary songwriter Diane Warren joins Larry for a wide-ranging conversation about her decades-long career, the incredible line-up of artists she's worked with — including Whitney, Adele & Celine — and her most recent anthem 'Til It Happens To You,' which addresses the perils of sexual assault in America. Diane also weighs in on the ongoing legal battle between pop star Kesha and producer Dr. Luke.