When should the freedom of the media be limited by other, perhaps wider, responsibilities? Should, for example, viewers be told unvarnished truths about cancer? Should terrorists be given the opportunity on television to air their views? Should the film Death of a Princess be allowed to disrupt Anglo-Saudi trade? In short, how far should programme-makers go in pursuit of their stories? Tonight, Man Alive debates these and other ethical issues. And Nick Ross and Michael Dean talk to people who sometimes allege, ' It's all very well for you TV people, hut you arenpvpr aroundthp next morning to pick up the pieces