A surge in Cook County Sheriff's Police patrols on Chicago Transit Authority trains is producing hundreds of arrests and ...

WGN Investigates analyzed Chicago's city data portal independently.

On Tuesday afternoon, five Cook County sheriff's police officers and a social service worker set off to patrol the West Side ...

The Cook County Sheriff's Office has been a part of Illinois' enhanced CTA security plan and state-led task force dedicated ...

Cook County Sheriff Tom Dart, whose police officers have been deployed on the CTA for several months, said Wednesday that a ...

A new initiative at the Cook County Sheriff's Office hopes to help people with autism communicate better with police.

Sheriff Tom Dart is personally leading a transit task force, required by the newly enacted sweeping transit law, that will ...

After the Supreme Court announced it would take up a challenge to Cook County's assault weapons ban, State's Attorney Eileen ...

Cook County Sheriff Tom Dart considers a unified transit police force, teens share their perspective on “takeovers” with City ...

Cook County sheriff's deputies say a seemingly routine tip this week led them to a truck yard in unincorporated Elk Grove ...

The Cook County jail’s shuttered Division IV dormitory buildling, 2717 S. Sacramento, is slated for demolition in 2026. The county projects spending more than $1 billion on capital projects at the ...