United States loses prized AAA credit rating from S&PNEW YORK (Reuters) - The United States lost its top-tier AAA credit rating from Standard & Poor’s on Friday in an unprecedented blow to the world’s largest economy in the wake of a political battle that took the country to the brink of default. S&P cut the long-term U.S. credit rating by one notch to AA-plus on concerns about the government’s budget deficit and rising debt burden. The action is li
