Side/window Air Bag problems of the 2017 Nissan Sentra

Tl the contact owned a 2017 Nissan Sentra. While driving approximately 35 mph, the contact's vehicle crashed head on into a second vehicle. The front driver's side air bag did not immediately deploy. The driver sustained multiple injuries, including facial and oral injuries, internal organ injuries, and multiple fractured lumbar vertebra. The vehicle was destroyed and towed. The cause of the failure was not determined. A police report was filed. The manufacturer was notified. The local dealer was not notified. The failure mileage was 900.