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LAS VEGAS, NV - JANUARY 05: A Nissan Leaf, an electric vehicle is displayed at the Nissan Booth at CES 2017 at the Las Vegas Convention Center on January 5, 2017 in Las Vegas, Nevada. CES, the world's largest annual consumer technology trade show, runs through January 8 and features 3,800 exhibitors showing off their latest products and services to more than 165,000 attendees. (Photo by David Becker/Getty Images)

LAS VEGAS, NV - JANUARY 05:  A Nissan Leaf, an electric vehicle is displayed at the Nissan Booth at CES 2017 at the Las Vegas Convention Center on January 5, 2017 in Las Vegas, Nevada. CES, the world's largest annual consumer technology trade show, runs through January 8 and features 3,800 exhibitors showing off their latest products and services to more than 165,000 attendees.  (Photo by David Becker/Getty Images)