(O’Fallon, IL) — O’Fallon, Illinois police are searching for the driver involved in a weekend hit-and-run accident. The incident happened Friday morning in the 14-hundred block of North Greenmount Road. Cops say a man was lying in the road after he was struck by a vehicle that left the scene. The victim is in critical condition. Anyone with information about the accident are urged to call police at 618-624-4545.