Illinois State Police investigating a fatal crash in Montgomery County.
Around 2 in the morning Thursday, an unnamed 24-year-old man from St. Louis driving eastbound on Illinois Route 185 near Mulberry Grove Road in a 2003 white Ford Mustang, crossed into the westbound lane and struck a semi-truck.
65-year-old Larry W. Temple from Indianapolis manned the semi-truck.
Authorities pronounced the driver of the Mustang dead on the scene.
ISP District 18 is in charge of the investigation. All information is preliminary at this time.