U.S. Stocks Show Substantial Downturn As Early Buying Interest Evaporates

After moving sharply higher early in the session, stocks showed a substantial downturn over the course of the trading day on Thursday. The major averages pulled back well off their early highs and tumbled firmly into negative territory.The major averages ended the day just off their lows of the session. The Nasdaq plummeted 486.18 points or 2.2 percent to 22,078.05, the S&P 500 plunged 103.40 points or 1.6 percent to 6,538.76 and the Dow slumped 386.51 points or 0.8 percent to 45,752.26,Early in the sessio ...