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LOS ANGELES, CA - NOVEMBER 28: Pamela Fletcher, GM's Global Chief Engineer for Volt and Plug-In Hybrid, speaks after unveiling the new 2014 Chevy Spark EV electric vehicle during the Los Angeles Auto show on November 28, 2012 in Los Angeles, California. The LA Auto Show opens to the public November 30 and runs through December 9. (Photo by Kevork Djansezian/Getty Images)
