St. Louis (KSDK) - Police are investigating a fatal accident in north St. Louis County.
It happened around 3:00pm Satruday near Parker and Old Jamestown Roads in Blackjack.
Police say the driver ran off the road and slammed into a tree. He died at the scene.
Right now police don't what caused the crash. They tell NewsChannel 5 the driver may have had a medical condition.
No names have been released.