Australian Financial Review: Roger Ailes’s still-being-negotiated departure marks a historic power shift at 21st Century Fox. Ailes was perhaps the most potent asset in the company other than Rupert Murdoch himself. But now Ailes is going. The departure of such a powerful figure suggests the Murdoch sons are forcing the company to face modern social mores and asserting their power over the company where their 85-year-old dad has for decades been the driving force.