Road test: Three plug-in cars

Cars.com editor Joe Wiesenfelder compares the hands-on experience, mileage and cost results of the Nissan Leaf (a simple battery-electric car), Chevrolet Volt (an electric with a gas-powered range extender) and the Prius Plug-In (a regular Prius that can be plugged in and topped off before you drive, thanks to a higher-capacity lithium-ion battery pack). Get the full story: Three Plug-Ins Head To Head