A driver is killed after a single car accident in Dubois County. Dubois County Sheriff's Deputies say the car was driving on State Road 56 just east of County Road 750 east around 8 p.m. Sunday. Deputies say the car was traveling at a high rate of speed, when it left the road and hit a ditch. Deputies say the driver had to be extricated from the vehicle. He was taken by medical helicopter to St. Mary's Medical Center, where he later died. The accident is still under investigation.