HARTFORD — U.S. Sen. Richard Blumenthal, D-Conn., Monday had some harsh words for Standards & Poor’s and said he has contacted federal agencies to see what steps can be taken to make sure it doesn’t continue to make errors in its analyses, including downgrading of U.S. securities. On the day the stock market lost 634.76 points, three days after Standard & Poor’s rated long-term U.S. debt down one notch from AAA to AA+, Blumenthal basically said consider the source. “The downgrade is by Standard & Poor’s, which has completely surrendered, in my view, any claim to integrity,” he said. “They...