Facebook soars to new heights on upbeat earnings

Facebook shares rocketed to an all-time high Thursday as investors welcomed solid earnings for the social networking giant, which has seen big gains in advertising and better connections in mobile and video. Shares in Facebook rose 4.6 percent to close at $108.76, pushing the company's market value to more than $306 billion. Facebook's market value is now roughly equal to that of online giant Amazon ($307 billion) and above that of industrial conglomerate General Electric ($299 billion).