Tesla Motors has outsold several luxury carmakers in California in 2013, on the strength of its Model S, seen here in the foreground. The Telsa Roadster is behind it. James Lipman/Telsa hide caption

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Traffic engineers face "a new conundrum" in dealing with red-light cameras such as this one in New Mexico, according to a recent study looking at how cameras are operated and the perception that they are used to generate revenue. Susan Montoya Bryan/AP hide caption

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A stretch of Foothill Road in Pleasanton, Calif., near where police say Cody Hall, 18, lost control of his car and struck two cyclists. One cyclist died, and Hall was charged with murder this week. Google Map hide caption

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The real deal: California's new vintage car tag program would let drivers emulate icons of cool such as actor Steve McQueen, seen here in his Ford-Cobra roadster in 1963. Dick Stroebel/AP hide caption

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The Toyota Prius, seen here at the New York International Auto Show in March, was one of the cars security experts Chris Valasek and Charlie Miller showed to be susceptible to attacks by hackers. Mike Segar /Reuters /Landov hide caption

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BMW's electric i3 Concept is presented before the Paris Motor Show last September. The car was officially unveiled Monday; purchasers can reportedly opt for using a gas-powered SUV several weeks each year. AFP/AFP/Getty Images hide caption

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Detective Dave Wells plugs his laptop into a car's event data recorder. A large portion of new cars are equipped with the device, and the government is considering making them mandatory in all vehicles. But some say there should be an "off" option. Martin Kaste/NPR hide caption

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Newly redesigned for the 2010 model year, the Buick LaCrosse was found to be one of the most reliable midsize cars, in a study released by J.D. Power and Associates. David McNew/Getty Images hide caption

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Former British politician Ann Widdecombe tests Ford's active park assist feature in the U.K. in July 2011. Ford Motor Co. hide caption

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The Environmental Protection Agency found Hyundai and its sister company, Kia, overstated the fuel economy ratings on about 900,000 cars. Nam Y. Huh/AP hide caption

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Connected car technology could warn drivers when vehicles ahead of them suddenly brake. iStockphoto.com hide caption

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For the second year in a row, the Ford Fusion won J.D. Power's dependability prize in the mid-size sedan category. Pictured is the 2013 model of the car, unveiled in January. Scott Olson/Getty Images hide caption

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A Jeep Wrangler is seen at a dealership in Chicago. Powered by a newly designed fleet of vehicles, the brand saw a sharp rise in sales in 2011. Scott Olson/Getty Images hide caption

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A 1981 DeLorean is seen in a commemorative cruise in Michigan. A Texas company plans to make electric versions of the iconic car.

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