Stocks open sharply lower on Wall Street, erasing 2% from indexes, a day after surging 4% as mood swings back to fear

Stocks open sharply lower on Wall Street, erasing 2% from indexes, a day after surging 4% as mood swings back to fear

NEW YORK -- Stocks open sharply lower on Wall Street, erasing 2% from indexes, a day after surging 4% as mood swings back to fear.