FERGUSON, MO - AUGUST 09: Police take cover after a barrage of gunfire erupted along West Florrisant Street during a demonstration to mark the 1-year anniversary of the shooting of Michael Brown on August 9, 2015 in Ferguson, Missouri. Brown was shot and killed by a Ferguson police officer on August 9, 2014. His death sparked months of sometimes violent protests in Ferguson and drew nationwide focus on police treatment of black suspects. (Photo by Scott Olson/Getty Images)
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