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Lachlan Murdoch, a board member of News Corp., from left, Rupert Murdoch, chairman and chief executive officer of News Corp., and James Murdoch, deputy chief operating officer of News Corp., walk to the morning session at the Allen & Co. Media and Technology Conference in Sun Valley, Idaho, U.S., on Wednesday, July 10, 2013. Executives from media, finance and politics mingle at the mountain resort between presentations on business trends and social issues, brought together by New York investment banker Herb Allen. Photographer: Scott Eells/Bloomberg via Getty Images

Lachlan Murdoch, a board member of News Corp., from left, Rupert Murdoch, chairman and chief executive officer of News Corp., and James Murdoch, deputy chief operating officer of News Corp., walk to the morning session at the Allen & Co. Media and Technology Conference in Sun Valley, Idaho, U.S., on Wednesday, July 10, 2013. Executives from media, finance and politics mingle at the mountain resort between presentations on business trends and social issues, brought together by New York investment banker Herb Allen. Photographer: Scott Eells/Bloomberg via Getty Images