U.S. stock indexes opened mixed but faltered and fell by close Tuesday amid continued trouble among financial firms, UPI reported. Shares in the mortgage giant Federal Home Loan Mortgage Corp., dropped 42.62 percent Tuesday, while struggling Washington Mutual saw its share value drop 33.85 percent. U.S. Federal Reserve Chairman Ben Bernanke and Treasury Secretary Henry Paulson Jr. urged lawmakers to move quickly to support a $700 billion bailout of financial firms. By close Tuesday, the Dow Jones industrial average was down 161.52 points, or 1.47 percent, to 10,854.17. The Standard and Poor's 500 fell 1.56 percent, down 18.89 points to 1,188.20 points. The Nasdaq composite index shed 25.64 points, or 1.18 percent, to 2,153.34. On the New York Stock Exchange, 880 stocks advanced and 2,275 declined on a volume of 5.145 billion shares traded. The 10-year U.S. Treasury bond rose 8/32 to yield 3.824 percent. The dollar gained Tuesday. The euro fell to $1.4711, compared to Monday's $1.4839, while the dollar rose to 105.26 yen, up from Monday's 105.19 yen. In Tokyo, the Nikkei average gained 169.73 points to 12,090.59, up 1.42 percent. The FTSE 100 index in London fell 100.10 points, off 1.91 percent, to 5,136.10 points.