A 66-year old Lebanon man suffered serious injuries following a two-vehicle accident at 5:42 last night (Sunday) at the Missouri Highway 5 and Odessa Drive. The Missouri Highway Patrol reports that a car driven by 66-year old Keith R. Denton of Lebanon failed to yield to an oncoming vehicle driven by 18-year old Kalvin R. Hostetler of Muscoda, Wisconsin. The Hostetler vehicle struck the Denton car causing it to overturn. Denton was airlifted to Cox South Hospital in Springfield. No other injuries were reported.