Rupert Murdoch, News Corp | featured news

As the media world's most powerful figures gather in Sun Valley, Idaho to discuss the state of the industry the topics are likely to range far and wide. But aside from subjects like the economy and the influence of the internet, one question is likely to dominate conversations among the event's moguls and millionaires: will anyone broker a deal to buy Twitter?

Chernin has headed Rupert Murdoch's Fox movie and TV operations and been a key link to Wall Street and Hollywood. No successor is named.

Rupert Murdoch's News Corp makes a $6.4bn loss as falling advertising revenues forces it to write-down assets.