This story was produced by Injustice Watch, a nonprofit newsroom in Chicago that investigates issues of equity and justice in the Cook County court system, and Bolts, a nonprofit publication that covers criminal justice and voting rights in local governments.

CHICAGO — Renwick Wells and Mickey Mason say Chicago police detectives bullied witnesses into falsely blaming them for murder.

Claims of police abuse are all too common in the Cook County courts. But Wells and Mason have an uncommon piece of evidence from an unusual source: a 77-page report commissioned by prosecutors themselves, citing more than a dozen cases where witnesses or defendants allege that one of those detectives, Brian Forberg, or his partners did the same thing to them.

Snowballing claims of coercion by specific Chica

See Full Page