Emergency personnel responded shortly after 9 p.m. Saturday to a rollover crash in the area of 945 Bluff Road south of Lake Mildred Drive near Prairie du Rocher.

Police said a 2007 Ford Escape driven by a 16-year-old girl from Prairie du Rocher was traveling north on Bluff Road when an unknown object flew in her eye, causing the car to veer off the roadway. The car struck an Ameren power pole and overturned.

The girl was transported to Red Bud Regional Hospital for treatment of injuries that were not considered serious.