(KMOV)-- A woman died and another is suffering from serious injuries after a head-on collision near O’Fallon, Illinois Saturday morning.
Stephanie Ratajczyk, 23, was driving eastbound in a Hyundai on Route 50 just before 1 a.m. Saturday morning.
Police say she crossed into the westbound lanes for unknown reasons, striking Shanon Lautner, 29, in a GM Van.
Ratajczyk was pronounced dead at the scene by a St. Clair County coroner.
Lautner was taken to St. Louis University Hospital, where she is listed in serious condition.
Officials are awaiting Ratajczyk’s toxicology results.