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Video: A look inside CATLY's studio walls and Toyota FT-1 concept development

Motor Trend has taken a look inside the studio walls of CALTY to produce a documentary of the design development of a star of last week's Detroit auto show, the Toyota FT-1 concept. Toyota's Californian design studio has been responsible for some of the company's best recent work including the Lexus LF-LC concept. In this episode of Downshift, Motor Trend spoke to some of those behind the FT-1's design – Kevin Hunter, CALTY Research president, studio chief designer Alex Shen and William Chergosky, interior chief designer.

EPA rules greenhouse gases pose danger; more regulation expected

The EPA has proposed a finding that greenhouse gases from new vehicles and industrial plants pose a danger to the public, kicking off a process that could result in tighter regulation of carbon dioxide emissions. The EPA's findings come two years after the U.S. Supreme Court ordered the agency to determine whether these emissions contribute to harmful air pollution under the Clean Air Act or whether the science is too uncertain.

Audi to buy Ducati 'next week' - Reuters

Audi looks set to complete its purchase of superbike maker Ducati as early as next week, according to Reuters. The news wire reports the deal could be finalised by 18 April 2012, the day before VW's annual shareholders meeting in Hamburg. Audi has been undertaking due diligence on the purchase of Ducati and the bean counters are reporting no obstacles to the deal.     Why is Audi interested in buying Ducati?