Traders signal offers Monday in the Standard & Poor's 500 stock index options pit at the Chicago Board Options Exchange. Major market indexes tumbled around the world amid worries about China's slowing economy.
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President Obama has stayed neutral in the race to replace him, but as rumors swirl that Vice President Biden could jump in, a White House spokesman said Monday it's possible Obama will endorse.
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A bicycle rider makes it through a dense sandstorm during the Burning Man Festival in 2000. Hail, wind and dust storms are regular occurrences at the festival — and for a while, there were fears that this year's celebration would also include an infestation of bugs.
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New Orleans Mayor Mitch Landrieu speaks about New Orleans' emergence as a model of urban renewal and economic recovery 10 years after Hurricane Katrina during a visit Tuesday to the National Press Club in Washington, D.C.
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Clockwise from top left: Sophia Neciosup, 13, Natalia Cox, 13, Alexis Brooks, 13, and Tehya Ford, 16, all participated in a Black Girls CODE summer camp session in San Francisco.