A man was shot and killed while driving on I-70 in north St. Louis.

It happened at 10:15 Wednesday night. Police aren't sure exactly where on I-70 the shooting happened but said it was near Bellefontaine Cemetery and O’Fallon Park.

Police said their investigation started when the man arrived at the Saint Louis University Hospital emergency room with a gunshot wound to his head. Doctors at the hospital confirmed he had died.

The man’s name has not been released.

St. Louis police have not given any details about a motive or possible suspect.

Shootings along St. Louis' interstates have been on the rise in recent months, including incidents in I-44 and I-270.

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