"Cha Cha" Jimenez was the founder of the Young Lords in Chicago and co-founder of the Rainbow Coalition.
What started as a street gang in the 1960's, the Young Lords evolved into a human rights organization.
Visitation begins at 3 p.m. on Thursday with a public funeral starting at 5 p.m.
Both will be held at the Pietryka Funeral Home located at 5734 west Diversey Avenue.
Jimenez was 76 years old, he died on January 10.
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