A semi truck flipped over on the Kennedy Expressway on Chicago's North Side on Wednesday night. 

The semi truck, hauling meat, rolled off the inbound Kennedy at Belmont Avenue and ended up in the outbound express lanes around 11:30 p.m.

The Medical Examiner identified the driver killed in the crash as 62-year-old Darryl King from Iowa. 

All lanes reopened. Closures included inbound lanes and outbound expressway lanes. 

The cause of the crash is unknown at this time. 

Crews worked for hours to clear the truck and debris from the roadway. 

This is a developing story. CBS News Chicago will continue to provide updates.