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Dow Plunges 535 Points and Support Might Be Fading

Ben Levisohn

The S&P 500 has tumbled 2.1% to 2727.10, while the Dow Jones Industrial Average has slumped 535.02 points, or 2.1%, to 25,063.72. The Nasdaq Composite has dropped 1.5% to 7313.90. The Nasdaq Composite and the Russell 2000 broke their own 200-day moving averages yesterday.