(EFFINGHAM) The Illinois State Police have released information about a two vehicle traffic crash that occurred Sunday afternoon at shortly after 12:00 noon in Marion County, on U.S. Route 50 at the Omega Road intersection in Iuka. The ISP reports 21 year old Jackson Johnson of Altamont was southbound on Omega Road when he failed to stop his pickup truck at the intersection and was struck by an eastbound semi-truck, driven by 57 year old James Collier of Sturgis, Kentucky. After being extricated from his truck, Johnson and a passenger, 21 year old Hannah Wilson of Mason, were both airlifted from the scene to a St. Louis hospital with serious injuries. Collier was not injured and not ticketed. Johnson was ticketed for failure to yield at a stop intersection & for operating an uninsured vehicle.