News bites: Judge halts law restricting teachers' Facebook use

A judge has halted a Missouri law that would prevent teachers from communicating with their students on Facebook.

The Wall Street Journal interviews Living Social founder Tim O'Shaughnessy.

Video-game store GameStop tries to win back its customers' trust after removing a rival's coupon in a game.

Hacker group Anonymous might stand for fighting major corporations, but Time Warner profits from the masks they use.