As the nation prepares for the coronation of King Charles III, Panorama asks if the new king will adapt the monarchy to suit modern times. In recent months, the royal family has come under unprecedented attack from Prince Harry and there has been discussion of a slimmed-down, more transparent, more inclusive monarchy. Jane Corbin drills down into the sometimes opaque structures and finances that surround the monarchy. And with an exclusive opinion poll, Jane asks both supporters and critics what change might be possible and if it is on the cards.