Moody's Investors Service downgraded ratings for Liberty Media Corp. subsidiary Liberty Media LLC on Friday. The changes come shortly after shareholders approved the formation of a new company out of DirecTV Group Inc. and some of Liberty's entertainment businesses.

Shareholders approved the formation of a new company out of DirecTV Group Inc. and some of Liberty Media Corp.'s entertainment businesses, as the chairman of both firms dampened speculation about a sale to a big phone company.

Media mogul John Malone said Thursday that Comcast Corp.'s plan to buy a controlling stake in NBC Universal would give it too much market power and force competitors to consider similar acquisitions.

Stocks fell for a second straight session Thursday as tech stocks dragged after Cisco's tepid outlook and investors remained jittery ahead of tomorrow's jobs report.

Stocks pulled back Thursday after a higher open as Cisco dragged on the Dow.

Stock index futures pointed to a mixed opening Thursday, with the tech-heavy Nasdaq futures faring the worst after Cisco's chief executive was cautious on calling a bottom.