Demonstrators Speak Out Against Police Violence and Repression at Protests Against NATO Summit outside President Obama campaign HQ on Monday May 21, 2012. Eric Verlo of Colorado promotes love during the demonstration on Randolph Street. | TOM CRUZE~Sun-Times

Members of the Occupy movement and anti-NATO protestors make their way up Michicagn ave on their way to Obama's re-election headquarters on Monday, May 21, 2012. | Brian Powers~Sun-Times Media

Occupy Chicago Anti-NATO Summit protesters in the streets and headed to the Prudential Building where Obama Headquarters are located. | Al Podgorski~Chicago Sun-Times

Occupy Chicago Anti-NATO Summit protesters in the streets and headed to the Prudential Building where Obama Headquarters are located. | Al Podgorski~Chicago Sun-Times

Occupy Chicago Anti-NATO Summit protesters in the streets and headed to the Prudential Building where Obama Headquarters are located. | Al Podgorski~Chicago Sun-Times

A protester hangs a donut in the face of the Chicago Police while marching down Lake street after the NATO conference on May 21, 2012. | Tamara Bell~Sun Times Media

Protesters march down Michigan Ave. after the NATO conference on May 21, 2012. | Tamara Bell~Sun Times Media

Protesters march down Michigan Ave. after the NATO conference on May 21, 2012. | Tamara Bell~Sun Times Media

Occupy Chicago Anti-NATO Summit protesters in the streets and headed to the Prudential Building where Obama Headquarters are located. | Al Podgorski~Chicago Sun-Times

Occupy Chicago Anti-NATO Summit protesters in the streets and headed to the Prudential Building where Obama Headquarters are located. By City Hall, a stand-off with Chicago Police occurred after the march abruptly changed directions. | Al Podgorski~Chicago Sun-Times

Occupy Chicago Anti-NATO Summit protesters in the streets and headed to the Prudential Building where Obama Headquarters are located. By City Hall, a stand-off with Chicago Police occurred after the march abruptly changed directions. | Al Podgorski~Chicago Sun-Times

Occupy Chicago Anti-NATO Summit protesters in the streets and headed to the Prudential Building where Obama Headquarters are located. | Al Podgorski~Chicago Sun-Times

Occupy Chicago Anti-NATO Summit protesters in the streets and arrival at the Prudential Building where Obama Headquarters are located. | Al Podgorski~Chicago Sun-Times

Occupy Chicago Anti-NATO Summit protesters in the streets and arrival at the Prudential Building where Obama Headquarters are located. | Al Podgorski~Chicago Sun-Times

After protesting outside of Boeing's headquarters, members of the Occupy movement and anti-NATO protestors march to Obama's Chicago Office on Monday, May 21, 2012. | Brian Powers~Sun-Times Media

After protesting outside of Boeing's headquarters, members of the Occupy movement and anti-NATO protestors lay down on Randolph outside of Obama's re-election headquarters Monday, May 21, 2012. | Brian Powers~Sun-Times Media

Chicago Police deploy for crowd control as protesters started a march against the NATO Summit at Union Park and then marched through the Loop before ending at the re-election HQ of President Barack Obama at the Prudential Building. Monday, May 21, 2012 | Brian Jackson ~Sun-Times

Chicago Police block off southbound Wabash as protesters started a march against the NATO Summit at Union Park and then marched through the Loop before ending at the re-election HQ of President Barack Obama Monday, May 21, 2012 | Brian Jackson ~Sun-Times

Demonstrators Speak Out Against Police Violence and Repression at Protests Against NATO Summit outside President Obama campaign HQ on Monday May 21, 2012. Merielle Santiago of New Jersey and Scott Roberts of Michigan share a kiss during the demonstration on Randolph Street. | TOM CRUZE~Sun-Times

Protesters outside of the re-election HQ of President Barack Obama. Monday, May 21, 2012 | Brian Jackson ~Sun-Times

Kelly Hayes of Occupy Rogers Park, speaking out against police violence at protests against the NATO Summit. Monday, May 21, 2012 | Brian Jackson ~Sun-Times

After a protest outside of Boeing's headquarters, protesters head to Obama's re-election headquarters on Monday, May 21, 2012. | Brian Powers~Sun-Times Media

Sarah Gelsomino of the People's Law Office speaking out against police violence at protests against the NATO Summit. Monday, May 21, 2012 | Brian Jackson ~Sun-Times

Police wait in the loop after a protest outside of Boeing's headquarters for protesters where were headed to Obama's re-election headquarters on Monday, May 21, 2012. | Brian Powers~Sun-Times Media

Police and protesters talk after a standoff at State and Washington in an effort to make the rest of the march to Obama's re-election headquarters on Monday, May 21, 2012. | Brian Powers~Sun-Times Media

Occupy Chicago Anti-NATO Summit protesters in the streets and headed to the Prudential Building where Obama Headquarters are located. By City Hall, a stand-off with Chicago Police occurred after the march abruptly changed directions. | Al Podgorski~Chicago Sun-Times

Occupy Chicago Anti-NATO Summit protesters in the streets confronting Chicago Police who also were filming them at the Prudential Building where Obama Headquarters are located. | Al Podgorski~Chicago Sun-Times

Occupy Chicago Anti-NATO Summit protesters in the streets and arrival at the Prudential Building where Obama Headquarters are located. | Al Podgorski~Chicago Sun-Times

Occupy Chicago Anti-NATO Summit protesters in the streets and headed to the Prudential Building where Obama Headquarters are located. By City Hall, a stand-off with Chicago Police occurred after the march abruptly changed directions. | Al Podgorski~Chicago Sun-Times

Occupy Chicago Anti-NATO Summit protesters in the streets and headed to the Prudential Building where Obama Headquarters are located. | Al Podgorski~Chicago Sun-Times

Occupy Chicago Anti-NATO Summit protesters in the streets and headed to the Prudential Building where Obama Headquarters are located. By City Hall, a stand-off with Chicago Police occurred after the march abruptly changed directions. | Al Podgorski~Chicago Sun-Times

Occupy Chicago Anti-NATO Summit protesters in the streets and headed to the Prudential Building where Obama Headquarters are located. By City Hall, a stand-off with Chicago Police occurred after the march abruptly changed directions. | Al Podgorski~Chicago Sun-Times

Occupy Chicago Anti-NATO Summit protesters in the streets and headed to the Prudential Building where Obama Headquarters are located. | Al Podgorski~Chicago Sun-Times