Two people were killed in a three vehicle accident in Cedar County Saturday night. The Cedar County Sheriffs Office says two vehicles collided head on on Highway 81 about six miles south of Yankton about 8PM. A third vehicle was also involved in the accident. The drivers of the two vehicles that collided were pronounced dead at the scene, while the driver of the third vehicle was taken to Avera Sacred Heart Hospital in Yankton. Ambulance and fire units from Yankton and Crofton responded to the scene. The Cedar County Sheriffs Office and Nebraska State Patrol are investigating.