Anti-NATO Protestors Rally At Obama Campaign HQ Ahead Of NATO Summit
CHICAGO, IL – MAY 14: Protestors with the Catholic Workers march through the Loop after demonstrating outside the Prudential Building which houses the national campaign headquarters for President Barack Obama on May 14, 2012 in Chicago, Illinois. Eight people were arrested during the protest after entering the Prudential building. The protest, calling for an end to war, was the first in what is expected to be a full week of demonstrations as the city prepares to host the NATO Summit May 20-21. (Photo by Scott Olson/Getty Images)