CHICAGO (CBS) — Indiana State Police need the public’s help to find out help figuring out who killed a man on I-80/94 near Lake Station.

On Sunday night, someone called 911 from the expressway near Ripley Street, and the person said he was shot. Troopers found the man alone in a car, bleeding. He was alive when authorities got there but later died at a nearby hospital.

Anyone who may have information is asked to Indiana State Police at 219-696-6242.