Airbags failed to deploy during collision. Driver was injured. The issue can be seen, so was not confirmed by service center. The vehicle will be inspected by insurance adjuster. No advance warning light/message forecasting problem with airbags. Incident involving 3 vehicles: Driver was in slow traffic on highway but traveling approximately 35 miles per hour. Car in front braked suddenly, causing driver to brake, causing car in back to brake suddenly. The rear car was unable to stop and plowed into the driver's vehicle, Nissan Sentra, sending it into the front car. The front of the Nissan suffered heavy impact and was badly damaged, but the airbags did not deploy. The driver of the Nissan suffered a labral tear in the shoulder.