News Summary: Stocks stabilize, and Dow drops 25

CALM RETURNS: The Dow Jones industrial average fell 25 points one day after a 243-point decline, its third-worst of the year.

LIKE: Facebook had its best day since its stock market debut in May. The company said late Tuesday that 14 percent of its advertising revenue came from mobile devices, allaying investor concerns.

REMOVE FROM QUEUE: Netflix dropped 12 percent after slashing its prediction for how many U.S. video-streaming subscribers it would add this year to 4.7 million to 5 million. It had predicted it would add as many as 7 million.