US markets fall sharply, Dow down more than 500

NEW YORK (AP) � The Dow fell below 11,000 and investors poured into Treasurys in the first trading day after Standard & Poor's downgraded American debt. The Dow Jones industrial average fell 547 points, or 4.8 percent, to 10,897 in afternoon trading. It was the first time the index fell below 11,000 since November. Continue reading