10 of 28: Police officers arrest a demonstrator affiliated with the Occupy Wall Street movement Thursday, Nov. 17, 2011 in New York. Hundreds of Occupy demonstrators marched through New York's financial district and staged sit-ins in the streets near the New York Stock Exchange, promising a national day of action with mass gatherings in other cities. (AP Photo/Mary Altaffer) (AP Photo/ Mary Altaffer)

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