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The new Porsche 918 Spyder plug-in hybrid on display at the LA Auto Show's press and trade day in Los Angeles, California on November 19, 2014. Nearly 60 North American and World vehicle debuts will be unveiled at this years auto show which opens to the public from November 21 to 30. AFP PHOTO/Frederic J. BROWN (Photo credit should read FREDERIC J. BROWN/AFP/Getty Images)

The new Porsche 918 Spyder plug-in hybrid on display at the LA Auto Show's press and trade day in Los Angeles, California on November 19, 2014. Nearly 60 North American and World vehicle debuts will be unveiled at this years auto show which opens to the public from November 21 to 30. AFP PHOTO/Frederic J. BROWN        (Photo credit should read FREDERIC J. BROWN/AFP/Getty Images)