Chicago police department mounted patrol monitors the area as protesters march through the city during a NATO summit demonstration in downtown Chicago, Saturday, May 19, 2012. Security has been high ... more 
Chicago police department mounted patrol monitors the area as protesters march through the city during a NATO summit demonstration in downtown Chicago, Saturday, May 19, 2012. Security has been high throughout the city in preparation for the summit, where delegations from about 60 countries will discuss the war in Afghanistan and European missile defense. (AP Photo/ Nam Y. Huh) less 
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Associated Press | Photo By Nam Y. Huh
Sun, May 20, 2012 11:26 AM EDT