Police arrest protesters near Wall Street during a demonstration on the anniversary of the Occupy Wall Street movement on Sept. 17.

Police officers arrest a protester.

Occupy Wall Street protesters circulate through the financial district trying to disrupt business on Sept. 17.

Protesters chant during an Occupy Wall Street march Sept. 17 in New York.

Police stand near an arrested protester.

Police arrest a protester.

A trader works on the floor of the New York Stock Exchange, June 1, at the Closing Bell in New York City. The Dow Jones Industrial average lost 277 points after the release of a disappointing jobs report.

Anthony Riccio, center, work with fellow traders on the floor on Friday. The Dow Jones industrial average dropped more than 200 points, erasing what was left of its gain for the year.

A man walks past demonstrators with Occupy Wall Street sleeping on Wall Street near the New York Stock Exchange on April 17.

A demonstrator with the Occupy Wall Street movement sweeps near the steps of Federal Hall, across the street from the New York Stock Exchange on April 17.

An Occupy Wall Street protester is arrested in front of Federal Hall, across the street from the New York Stock Exchange, in New York. Yesterday, police forced protesters, who had previously been sleeping on the corner of Wall Street and Nassau Street, to move.

An Occupy Wall Street protester stands in a paddy wagon in front of the New York Stock Exchange in New York on April 16.

A member of the Occupy movement plays his guitar while resting on the steps of Federal Hall near the New York Stock Exchange on April 16.

A young girl makes a face as she watches members of the Occupy movement protest on the steps of Federal Hall near the New York Stock Exchange in New York on April 16.

Occupy Wall Street protester Brandon Crozier holds up a sign at the corner of Wall Street and Nassau Street, across the street from the New York Stock Exchange, in the Financial District in New York on April 12.

A man walks past Occupy Wall Street protesters at the corner of Wall Street and Nassau Street on April 12. A group of protesters have slept at the corner for the past three nights.

Occupy Wall Street protester Yoni Miller, right, speaks to a police officer at the corner of Wall Street and Nassau Street, across the street from the New York Stock Exchange, in the Financial District in New York on April 12.

Occupy Wall Street protesters read a book on the steps of Federal Hall in the Financial District in New York on April 12. The protesters have slept at the corner Wall Street and Nassau Street, near the New York Stock Exchange, for the past three nights.

A policeman stands in front of protesters during the march.

Occupy Wall Street protesters during the "Spring Training" exercise on April 6 in New York.

Austin Guest, an Occupy Wall Street protestor, is arrested during the "Spring Training" exercise on April 6 in New York.

Demonstrators with "Occupy Wall Street" sleep in Zuccotti Park on September 29, 2011 in New York. where demonstrators against the economic system have been gathering in New York City. The encampment in the financial district of New York City is now on Day 13. The demonstrators are protesting bank bailouts, foreclosures and high unemployment.

Demonstrators exercise in Zuccotti Park during with "Occupy Wall Street" occupy on Sept. 29, 2011 in New York.

Daily life at the "Occupy Wall Street" sit in Zuccotti Park in New York.

Demonstrators with "Occupy Wall Street" sleep Zuccotti Park on September 29, 2011 in New York. The encampment in the financial district of New York City is now on Day 13. The demonstrators are protesting bank bailouts, foreclosures and high unemployment.

Over 700 hundred Continental and United pilots, joined by additional pilots from other Air Line Pilots Association (ALPA) carriers, demonstrate in front of Wall Street on September 27, 2011 in New York City. The pilots want to draw attention to the lack of progress on negotiations of the pilots' joint collective bargaining agreement ahead of the one-year anniversary of the corporate merger close date of United and Continental airlines.

Sign at the demonstration.

Pilot at the demonstration.

Rachael Pletz, right, holds up a sign as she and others participate in a march organized by Occupy Wall Street Saturday Sept. 24, 2011 in New York. Marchers represented various causes both political and economic.

Participants in a march organized by Occupy Wall Street make their up Broadway as police stand by Saturday Sept. 24, 2011 in New York.

Police take a participant, center, from a march organized by Occupy Wall Street after handcuffing him Saturday Sept. 24, 2011 in New York. Marchers represented various causes both political and economic.

Police carry away a participant in a march organized by Occupy Wall Street in New York on Saturday Sept. 24, 2011.

People protesting the economic system walk on a financial district sidewalk as office workers head to work on September 19 in New York City.

People protesting the economic system flood financial district sidewalks as office workers head to work on September 19 in New York City. Organizers said the protests, which began Saturday, could last for weeks.

Participants in the "Occupy Wall Street" demonstrate around Wall Street attempting to disrupt pedestrian flow for financial workers to get to work, in New York, on September 19.

A protester sleeps in Zuccotti Park, where demonstrators against the economic system have been gathering, on September 19, in New York City.

Participants in the "Occupy Wall Street" demonstrate around Wall Street attempting to disrupt pedestrian flow for financial workers to get to work, in New York, on September 19. Hundreds of demonstrators, who descended on Lower Manhattan on Saturday with the aim of staying at least until the open of the New York Stock Exchange on Monday, had planned to turn the area into an "American Tahrir Square."