Local News NATO Protests: May 21st May 21, 2012 / 1:40 PM CDT / CBS News NATO Protests May 21st NATO Protests May 21st NATO Protests May 21st NATO Protests May 21st NATO Protests May 21st NATO Protests May 21st NATO Protests May 21st NATO Protests May 21st NATO protesters marching away from President Obama's HQ's, South down Michigan Ave. (credit: Mason Johnson/CBS) NATO Protests May 21st NATO Protests May 21st NATO Protests May 21st NATO Protests May 21st NATO Protests May 21st NATO Protests May 21st NATO Protests May 21st NATO Protests May 21st NATO Protests May 21st NATO Protests May 21st NATO Protests May 21st NATO Protests May 21st NATO Protests May 21st IMG382 (credit: Nancy Landt) NATO Protests May 21st NATO Protests May 21st NATO Protests May 21st NATO Protests May 21st NATO Protests May 21st IMG_2427 IMG_2424 IMG_2423 IMG_2422 NATO Protests May 21st IMG_2412 IMG_2407 IMG_2401 IMG_2394 IMG_2391 IMG_2383 IMG_2377 IMG_2371 NATO Protests May 21st NATO Protests May 21st NATO Protests May 21st IMAG0028 NATO Protests May 21st Protests marching to Obama's campaign headquarts, located in Chicago's Prudential Buildings. (credit: Mason Johnson/CBS)