NewsCorp split

Available for over a year

Andrew Knight, chairman of Times Newspapers, on this week's split of NewsCorp into separate entertainment and publishing arms; Henry Porter of The Observer and Stephen Glover of The Mail discuss whether rival news media under-reported the Guardian's spying scoops; Lisa Campbell, editor of Broadcast, on Charlotte Moore who today takes over at BBC1. Presenter: Steve Hewlett Producer: Simon Tillotson Editor: Andy Smith.