. >> reporter: a business executive in alabama, caroline thorn paralyze ford life. >> i heard a popping sound. and then just the car started vibrating out of control. >> you will see us through. >> reporter: members of this baptist church in newport ridgy, florida, two adults dead, eight others injured as they drove to a retreat. >> good takes tragedies and uses them for his glory. >> reporter: according to federal safety investigators several hundred people are killed every year in accidents in which tires are a factor. tires puncture or underinflated or poorly maintained or in some cases tires that were actually under recall because of safety defects but remained in use by motorists who apparently never got the word of the danger. all of this due in large part to an archaic and badly flawed recall system. neither the government nor the industry have done much to fix. >> it is a mess. it doesn't work. >> reporter: a safety analyst consults for government investigators and lawyers whose sue tire companies. >> here we have a highly engineered product that offers great value to the custom