JEFFERSON COUNTY, Mo. (First Alert 4) -The Jefferson County Sheriff’s Office is investigating a shooting on Interstate 55.

Deputies were called to the northbound lanes of the interstate near the Highway M exit in the Barnhart area before 9:45 a.m. on Monday. Traffic in the area is backed up while investigators are on the scene.

No other details have been released. First Alert 4 has a crew headed to the area and will update this story as information develops.

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