The contact's mother owned a 2007 Toyota Corolla. The contact stated that while his mother was driving at approximately 35 - 45 MPH, she rear-ended another vehicle. None of the air bags deployed upon impact. The contact's mother was transported by ambulance to the hospital with a broken vertebra and fractured sternum. A police report was filed. The vehicle was towed to a tow yard and deemed totaled by the insurance company. The manufacturer was not made aware of the failure. The failure mileage was unavailable.