The Dupo and Prairie du Pont fire departments assisted EMS personnel and the Illinois State Police in responding shortly after 10 p.m. Saturday to a two-vehicle crash with injury on I-255 northbound near milepost 8.3 in St. Clair County.

ISP said a black 2007 Cadillac Escalade driven by a 17-year-old male from Cahokia Heights struck the rear of a red 2020 Hyundai Elantra driven by Samuel Olsson, 29, of Dupo.

Olsson was transported by ambulance to an area hospital for treatment of unspecified injuries.

The 17-year-old was cited for failure to reduce speed to avoid an accident.