Indianapolis Mayor Greg Ballard talks about replacing it's fleet of cars with electric and plug-in hybrids like these shown following an announcement in Indianapolis, Wednesday, Dec. 12, 2012. ... more 
Indianapolis Mayor Greg Ballard talks about replacing it's fleet of cars with electric and plug-in hybrids like these shown following an announcement in Indianapolis, Wednesday, Dec. 12, 2012. Indianapolis plans to replace its entire fleet with electric and plug-in hybrid vehicles by 2025. (AP Photo/Rick Callahan) less 
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Associated Press | Photo By Rick Callahan
Wed, Dec 12, 2012 5:27 PM EST