NEW YORK - APRIL 27: Financial professionals sit in the Goldman Sachs booth on the floor of the New York Stock Exchange watch a television showing market news April 27, 2010 in New York City. U.S. stocks dropped sharply April 27 after Standard & Poor's downgraded the debt of Greece and Portugal, sending the Dow Jones industrial average down more than 200 points.  (Photo by Chris Hondros/Getty Images)