The Monroe County Sheriff’s Department, Monroe County EMS and Waterloo Fire Department responded to a rollover crash on Route 156 near David Scott Drive west of Waterloo. The call for service went out about 12:10 a.m. Sunday.

Initial reports from the scene are that the vehicle involved was a westbound Ford Mustang that went down a steep embankment. The car’s driver was transported to St. Anthony’s Medical Center in St. Louis. Two passengers inside the vehicle did not require medical transport.