State Police are investigating a serious crash in Marion after three cars collided. 

It happened at the intersection of Maple Avenue and Marion Road. 

Spectrum News crews witnessed Mercy Flight brought in to assist at least one victim. Police say two others were taken to a local hospital by ambulance with serious injuries. 

According to State Police, all three victims were in a white Buick Rendezvous. 

It's still unclear what led up to the crash but police say a driver has been cited.