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Protesters continue to flood Wall Street

Peter Foley / EPA

A protester bangs on barricades with drum sticks as demonstrators march on Wall Street in New York, on September 20.. This is the fourth day of anti-corporate demonstrations on Wall Street by numerous advocacy groups protesting against corporate greed and its corrupting effects on US democracy, media reports state.

Peter Foley / EPA

New York City Police try to direct protesters marching on Wall Street in New York on september 20. This is the fourth day of anti-corporate demonstrations on Wall Street by numerous advocacy groups protesting against corporate greed and its corrupting effects on US democracy, media reports state.

Peter Foley / EPA

New York City Police on motor scooters try to direct protesters marching on Wall Street in New York on Sept. 20

Michael Nagle / Getty Images

People scream at the New York police officers after an arrest was made on Broadway in front of Zuccotti Park, where demonstrators protesting against the financial system are gathering on September 19, in New York City. Organizers said the protests, which began Saturday, could last for weeks.

Peter Foley / EPA

Anti-corporate protesters sleep in Zuccotti Park near Wall Street in New York, on September 20.

 Click here for the images of previous day's protests around the financial district.