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Nissan IDx concepts tour Cali

Having traveled from the Tokyo motor show to the Detroit auto show, Nissan's Datsun-inspired IDx concepts are on to much warmer weather. The upcoming three-day tour, starting Jan. 31, will begin in Venice, Calif., on Abbot Kinney Boulevard.

The first SRT Viper is sold, we spot an exotic XTS, and the 2013 SVT Raptor offers more off-road fun, this week's Autoweek in review

The first SRT Viper crossed the block at Barrett Jackson in Orange County this past week, for a cool $300,000. All the proceeds will go to the Austin Hatcher Foundation, a charity to help families and children affected by pediatric cancer. While the Cadillac XTS hasn't been a stranger on public roads around Michigan, this heavily camouflaged example is a bit of a mystery.

First teaser video for new Chevrolet Corvette posted

Glimpses--of a clay model, wheels, body panels--is what we get for the first teaser video of the redesigned 2014 Chevrolet Corvette. The minute-long video also sprinkles in some driving footage, from the driver's point of view, of the "Lutzring" test track at General Motors' Michigan proving grounds. It's all part of the promotion effort for the new Corvette that leads to the scheduled unveiling of the car on Jan.