LIVE TRAFFIC: Check out latest conditions on out live traffic map
A man told police that his vehicle was shot at on the southbound lanes of I-90 at about 5:25 a.m.
A source close to investigation said the driver was on his way to work when he was cut off on the expressway-
It's not clear if there was any kind of exchange after that, but someone in that second vehicle then opened fire on the victim's white Subaru station wagon hitting the car at least four times..
The driver was not hit but is shaken up over what happened, he is cooperating with authorities.
At approximately 7:10 a.m., all lanes southbound on I-90 near Montrose Avenue were closed for the investigation. Traffic was being redirected into the Kennedy reversible lanes.
Video captures driver going wrong way on Stevenson Expressway in Burr Ridge
Shortly before 8 a.m., lanes on the Kennedy and Edens expressways were reopened. Further details were not immediately available.
RELATED: Illinois State Police demonstrate how license plate-reading cameras will work on Chicago expressways
Illinois State Police have responded to 166 reported shootings on expressways so far this year in Cook County.