In this photo taken Wednesday, Oct. 9, 2013 a 2010 Porsche Type 

In this photo taken Wednesday, Oct. 9, 2013 a 2010 Porsche Type 911 GT3 R Hybrid Race Car Prototype is on display in the Porsche By Design exhibit at the North Carolina Museum of Art in Raleigh, N.C. (AP Photo/Gerry Broome)
Associated Press
In this photo taken Wednesday, Oct. 9, 2013 a 2010 Porsche Type 911 GT3 R Hybrid Race Car Prototype is on display in the Porsche By Design exhibit at the North Carolina Museum of Art in Raleigh, N.C. (AP Photo/Gerry Broome)
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