The Crown is set to delve deep into the events surrounding Princess Diana's death and the aftermath in the Royal Family in season six, as a brand new trailer has been released.The final season of the Emmy and BAFTA award-winning period drama has been highly anticipated for the last year, as fans gear up to watch Peter Morgan's groundbreaking show finally explore the last days of the Royal Family's most iconic and beloved princess of all time. But it's not been without its controversies.The trailer, set against a backdrop of a haunting rendition of Gary Jules' hit track Mad World, sees things come to a head for Diana as she becomes more and more hounded by the paparazzi.