Dean Norris heartbroken over Breaking Bad co-star RJ Mitte's death aged 34

RJ Mitte, who played Walter Jr. on AMC's Breaking Bad, has died aged 34, his representatives confirmed. Co-star Dean Norris, who played DEA agent Hank Schrader, said in a social media tribute he was heartbroken and had looked out for Mitte as a young kid on set. He called him a sweetheart who will be greatly missed, Deadline reported.