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Infographic: How much clay do Ford’s design studios use each year?

Ford has offered an insight into its clay modeling processes with a series of videos and an infographic that charts the process involved in turning a designer's sketch into a full-size model. The infographic uses data taken from all of Ford's global design studios in 2012 to give an idea of how much clay is used in a year, plus how much paint and di-noc film is used to cover each model. Ford has also released a video that gives a behind-the-scenes look at the firm's clay modeling studio in Merkenich, Germany, including interviews with members of the modeling team.

Your guide to the 2014 Detroit auto show

It's time for the 2014 Detroit auto show, when the Motor City opens its doors to the world and puts on an event competitive with the best anywhere. It's like Christmastime for enthusiasts. This year's show promises to be a good one, with everything from a new F-150 pickup to a new Lexus sports car to the mighty C7 Corvette Z06.

General Motors recalls Chevrolet Impala police cars to repair suspension part

General Motors is recalling 36,413 Chevrolet Impala police vehicles from model years 2008 to 2012. The problem is with the front lower control arm, which may fracture. GM says it may cause tire chirping at low speeds and could result in loss of control of the vehicle at higher speeds, leading to a crash.