(KSDK) -- Officials are investigating a triple car crash in Washington, Missouri.
It happened around 7:30 Saturday night on highway 100.
Investigators say a pick-up truck and another vehicle crashed head-on; a third car tried to avoid the wreck, and ended up on the side of the road.
Altogether, investigators say nine people were involved. One person was air-lifted to the hospital. 5 more were taken by ambulance. Three others refused medical treatment.