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Car 'not at fault' in Paul Walker crash

INVESTIGATORS have found no evidence that the Porsche carrying actor Paul Walker had mechanical problems before it crashed, killing the Fast & Furious star. The investigation also ruled out debris or other road conditions as causing the car in which Walker, 40, was a passenger to slam into a lamppost and tree and burst into flames. "We're looking at speed and speed alone," a law enforcement source said.

2013 Formula Sun Grand Prix will race at Circuit of the Americas

With sunnier months just around the corner, Circuit of the Americas has revealed that it will provide the venue for the June 24-29 Formula Sun Grand Prix. The Formula Sun grand prix is a qualifying race for teams interested in racing their solar-powered cars in the American Solar Challenge. The Challenge allows competitors from around the world to operate a solar-powered-car race team.

Maserati shows Alfieri concept at the Geneva motor show

It's named the Alfieri concept, which Maserati will be the first to tell you is not the "Guyfieri." Otherwise, it'd come with a golden roof, a Ferrari V8 slathered in beer batter, and a deep-fried interior reeking of Cheetos and desperation. Make that balsamic vinegar, according to Maserati, the dark condiment evidently imbued with "a centenary tradition of craftsmanship and passion." Much like Maserati's celebration of its 100-year history at this Geneva auto show, as represented by the silver ingot shown above. Indeed the Alfieri concept, a gorgeous wide-grilled sports car more in line with the Porsche 911 than its own GranTurismo, is a celebration of Alfieri Maserati, one of the five brothers who founded the eponymous company.