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Stan Choe

A trader strides across the floor of the New York Stock Exchange at the closing bell, Tuesday, Aug. 9, 2011. The Dow Jones industrial average closed up 429.92 points. (AP Photo/Richard Drew) (AP)

Here we go again: Another big down day for Dow

Stan Choe
A trader strides across the floor of the New York Stock Exchange at the closing bell, Tuesday, Aug. 9, 2011. The Dow Jones industrial average closed up 429.92 points. (AP Photo/Richard Drew) (AP)

Dow soars 423 points on economic news

Stan Choe
A trader works on the floor of the New York Stock Exchange before close on Monday, Aug. 8, 2011 in New York. The Dow Jones industrials closed down 634 points, or 5.5 percent, to 10,809 Monday. It was the first time the Dow fell below 11,000 since November and its biggest one-day point drop since December 2008. (AP Photo/Jin Lee) (AP)

Dow plunges 519 points on economy, Europe worries

Stan Choe