Los Angeles, UNITED STATES
Fletcher, GM's Global Chief Engineer for Volt and Plug-In Hybrid Electric Powertrains, speaks at the...
Pamela Fletcher, General Motors' Global Chief Engineer for Volt and Plug-In Hybrid Electric Powertrains, speaks during a presentation at the 2012 Los Angeles Auto Show in Los Angeles, California November 28, 2012. REUTERS/Mario Anzuoni (UNITED STATES - Tags: TRANSPORT BUSINESS)