A 67-year old Lebanon man suffered serious injuries after a single-vehicle accident at 7:17 last night on Highway 133, at the south Richland city limits. The Missouri Highway Patrol reports that a car driven by Larry D. Waggoner traveled off the right side of the road; Waggoner then overcorrected and traveled off the left side of the road, struck a tree, ejecting Waggoner from the vehicle. Waggoner was airlifted to Mercy Hospital in Springfield. He was not wearing a seatbelt.