AOL, HuffPost Chiefs in Feud, Stirring Rumors

AOL chief Tim Armstrong and Huffington Post boss Arianna Huffington are said to be not "getting along," creating a "tense and weird" atmosphere at their offices. "There's been a problem selling ads" for HuffPost. Insiders said Huffington could "leave and start up Arianna.com."

News Corp Investors Untroubled by UK Woes

News Corp. investors have paid little attention to the charges against Rebekah Brooks and other company-related controversies. The cable-TV networks that provide 60% of News Corp.'s operating income are growing faster than the costs associated with U.K. investigations.

Viacom: Warren Buffett's Berkshire Buys Shares

Warren Buffett's Berkshire Hathaway has acquired 1.59 million shares in Viacom even as CEO Philippe Dauman sold down his stake in the company, according to regulatory filings. Berkshire's other showbiz forays include investments in DirecTV and Liberty Media.