PHOTOS: 5 injured in Bishop Ford wrong-way crash near Dolton
The crash, which involved five cars, occurred around 2:30 a.m. Saturday on I-94 near 159th Street, police said. One of the injured people is in critical condition.
According to police, the driver who caused the crash is a 22-year-old man.
The expressway's eastbound lanes were closed for several hours early Saturday.