CONSUMER'S VEHICLE WAS REAR ENDED BY ANOTHER VEHICLE WHILE DRIVING AT 50 MPH WHILE STOPPING AT A TRAFFIC LIGHT. UPON IMPACT, NONE OF THE FRONTAL AIR BAG DEPLOYED. DRIVER SUSTAINED A SPRAINED HIP, AND A SWOLLEN KNEE. THE INSURANCE ADJUSTER INDICATED THAT THE FRONT SENSOR WASN'T HIT UPON IMPACT AND THAT WAS THE REASON WHY THE AIR BAG DIDN'T DEPLOY. VEHICLE WAS TOTALED.*AK