The Highway Patrol investigated a multiple injury accident in Pettis County Saturday afternoon. According to the patrol report, A vehicle driven by  Dale Lester, 43, of Warrensburg was Southbound on Highway 127 when he ran the stop sign at 50 Highway. Lester drove into the path of Westbound  Phillip White, 26, of Kansas City. The impact knocked Lester into the path of Westbound Rhiannon Foster, 36, of Sedalia, causing the Lester vehicle to overturn. Two passengers in the Lester vehicle received minor injuries, White received minor injuries and a passenger in the Foster vehicle had minor injuries and were all transported to Bothwell Hospital. Rhiannon Foster received serious injuries and was flown to University Hosptial.