On Saturday afternoon, two vehicles were involved in a serious crash at Walker Road and South Talbot Road in Tecumseh.
One vehicle contained an Ann Arbor, Michigan family of five, all who were transported to the hospital with serious injuries.
At approximately 10pm Saturday evening, the 44-year-old female passenger passed away, succumbing to her injuries sustained in the crash.
The 44-year-old male driver, and the two and five-year old children sustained non-life threatening injuries and are expected to recover.
The 8-year-old has been transported to a Michigan hospital for emergency surgery and is still in critical condition.
The driver of the second vehicle, a 27-year-old Essex County man has been charged and released with impaired operation of a motor vehicle. Police have not released names at this time.
The investigation is still ongoing by Tecumseh OPP and the Technical Traffic Collision Investigators.