St. Louis County police are investigating a homicide on Highway 141 near Gravois Bluff Boulevard that appears to be the result of a road rage incident.

According to police, officers from the Fenton Precinct responded to a call for service at 8:10 a.m. Friday for a traffic hazard. Officers who arrived on the scene found two vehicles in the roadway on Highway 141, and an adult male suffering from an apparent gunshot wound. The man was transported to a local hospital for live saving treatment but ultimately died as a result of his injuries.

Police said a preliminary investigation discovered that the victim and the suspect were involved in a roadway incident on northbound Highway 141. The two stopped their vehicles in the road and began engaging in an argument that escalated in the victim being shot by the suspect. The suspect is in custody and the investigation remains ongoing.

Anyone with information about the incident can speak with investigators at 636-529-8210. To remain anonymous or potentially to receive a reward, contact CrimeStoppers at 1-866-371-8477.