DETROIT, MI - JANUARY 15: Audi shows off their R8 during the media preview at the North American International Auto Show on January 15, 2013 in Detroit, Michigan. The auto show will be open to the public January 19-27. (Photo by Scott Olson/Getty Images)
DETROIT, MI - JANUARY 15: Audi shows off their R8 during the media preview at the North American International Auto Show on January 15, 2013 in Detroit, Michigan. The auto show will be open to the public January 19-27. (Photo by Scott Olson/Getty Images)
