Death investigation into Illinois State Trooper found shot in squad car on highway

Illinois State Police have opened a death investigation into the passing of Trooper Gerald Mason found shot on a Chicago highway Friday.

Illinois State Police have opened a investigation into the death of a trooper found shot on a Chicago highway Friday.

Gerald Mason, 35, was found in his squad car suffering from a single gunshot wound at 1:42 p.m. on northbound local lanes of Interstate 94 at 43rd street, Illinois State Police announced.

Citizens on the highway, Chicago Police and ISP troopers arrived to the scene.

Mason was transported to the University of Chicago hospital with serious, life-threatening injuries. He succumbed to his injuries at 2:16 p.m.