A Titan Ascends in Media World’s Game of Thrones. Movies, Television, Appointments and Executive Changes, Mergers, Acquisitions and Divestitures, Video Recordings, Downloads and Streaming, Kilar, Jason, Malone, John C, Zaslav, David M, Zucker, Jeff, Stankey, John T, AT&T Inc, Discovery Networks, CNN, HBO Max, Warner Media LLC