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NHTSA studies Toyota Corolla airbags

Federal regulators are investigating a motorist's report that the airbags in his 2008 Toyota Corolla failed to deploy when the vehicle hit a deer at 55 mph. The National Highway Traffic Safety Administration said this week that the airbag probe could affect as many as 170,000 vehicles. The Corolla has been Toyota's second-best selling model, after the Camry, in recent years.

Video provides a closer look at Mercedes-Benz SLS AMG GT3 race car

Mercedes-Benz used the recent Amelia Island Concours d'Elegance in Florida as the opportunity to take a closer look at the SLS AMG GT3 race car. Assistant product manager William Vetter leads the walkaround of the car. Features include the extensive use of the carbon fiber, ducting for braking cooling and aerodynamics, and the explosive charges that blow off the door for an emergency escape.

One Lap of the Web: Saucy spouses and salty roads

-- Not every race car driver was James Hunt. Legendary drag racer Don Garlits couldn't have been legendary without his wife Patricia, who recently passed at the age of 71; in a few more weeks, they would have celebrated their 61st wedding anniversary. She supported Don when he didn't think his racing would amount to anything, and she was instrumental in persuading Don to switch to rear-engined dragsters -- Don's eventual acceptance ended up changing the face of drag racing forever.