NEW YORK, Aug. 20 (Xinhua) -- Wall Street closed higher Monday as investors appeared relieved that more bad news didn't emerge about risky mortgages and shrinking credit markets.

    Stocks endured back-and-forth trading following a rally Friday, which came in response to the Federal Reserve's decision to lower its discount rate.

    The Dow Jones industrials finished up 42.27, or 0.32 percent, at 13,121.35, after seeing 100-point swings higher and lower.