05/18/2011 09:03 am ET Updated Jul 18, 2011

Cook County Sheriff Ramps Up Fight Against Suburban Gangs

Cook County Sheriff's gang investigators couldn't believe their eyes.

The Bloods -- a California gang portrayed in movies like "Colors" -- have never had a presence in the Chicago area. But earlier this year, the sheriff's graffiti unit snapped photos of Bloods graffiti in west suburban Maywood and south suburban Harvey.

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