Belleville Police are investigating a one-vehicle crash that occurred at about 7 a.m. Tuesday that left one person dead.
Police, fire and other emergency responders worked the accident near Illinois 15 and Old St. Louis Road. The St. Clair coroner’s office was called to the scene.
The car apparently left the road and overturned in an area with rough terrain. Police searched the immediate area to ensure there were no other victims.
Traffic in the area was able to proceed without a slowdown.
The victim has not been identified, officials said.