Publisher RA “Kris” Millegan talks with Steve Chain about his new book, “Fly By Night: The Secret Story of Steven Spielberg, Warner Bros. and the Twilight Zone Deaths” (the 1982 helicopter crash that killed actor Vic Morrow, and two young children who had been hired illegally), and the cover-up that kept director John Landis out of jail and co-producer Steven Spielberg out of the headlines.