Dow Jones futures fell Monday morning, along with S&P 500 futures and Nasdaq futures after Moody's downgraded the U.S. sovereign debt rating on Friday.The stock market rally had a powerful week as the U.

Futures for the Dow Jones Industrial Average dropped 250 points, or 0.58%. S&P 500 futures slipped 0.6%, while Nasdaq futures fell 0.61%. The yield on the 10-year Treasury surged 4.6 basis point to 4.485% after Moody's downgraded the U.S. credit rating one notch late Friday to Aa1 from AAA, the highest grade.