GM officials speak near a 2014 Corvette Stingray at the North American International Auto Show in Detroit...
Mary Barra, Senior VP of General Motors Global Product Development, Mark Reuss (R), President for General Motors North America and Ed Welburn (right, rear), VP of GM Global Design, speak near a 2014 Corvette Stingray at the North American International Auto Show in Detroit, Michigan January 14, 2013. REUTERS/Rebecca Cook (UNITED STATES - Tags: TRANSPORT BUSINESS)