Patrick Dempsey's exit from 'Grey's Anatomy' came amid 'HR issues'

Patrick Dempsey’s Season 11 exit from “Grey’s Anatomy” came amid “HR issues” that weren’t “sexual in any way” and instances of Dempsey, who played Derek “McDreamy” Shepard, “terrorizing the set” of the ABC medical drama, an executive producer from the show says in the upcoming book, “How to Save a Life: The Inside Story of Grey’s Anatomy.”