AUBURN, Maine — State police say a woman was killed when her vehicle slammed into the back of a tractor trailer as she was exiting the Maine Turnpike.

Maine Department of Safety Spokesman Steve McCausland says the woman’s car was seen speeding Tuesday night. He says a state trooper had just activated the blue lights on his cruiser to pull the vehicle over when the driver exited and crashed into the back of a tractor trailer in Auburn.

Police say the woman who died was 41-year-old Amie Wells of Greene. They say 40-year-old tractor trailer driver Vincent Moura Voelz of Little Elm, Texas, was not hurt.