Volt Plug In Day

Richard Harrison of Keego Harbor, Michigan charges his 2012 Volt Saturday, September 22, 2012 at Serra Chevrolet in Southfield, MI. Chevrolet Volt owners celebrated National Plug-In Day at nine Chevy dealerships across the country to highlight the environmental, economic and other benefits of plug-in electric vehicles. (Photo by Rob Widdis for Chevrolet)