Protests continue following the Aug. 9 shooting of unarmed teenager Michael Brown by Ferguson police officer Darren Wilson. The marchers, though, are not just protesting Brown's slaying. They are also voicing pent-up anger at an old problem: police violence, often directed at black and brown people.
The horrific beating of Rodney King by five police officers in Los Angeles in 1991 -- and the subsequent acquittal of his assailants -- sparked the L.A. riots of 1992, leading to 53 deaths, some at the hands of police. It was also a video introduction to police brutality for those in America who may have doubted its severity.
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