Today on Green Car Reports: We drive the Mitsubishi Outlander Plug-In Hybrid, next year's Chevy Impala replaces its mild hybrid with a start-stop system, and a Tesla owner visits a BMW dealer to drive an i3 electric car. All this and more on Green Car Reports.

The Mitsubishi Outlander Plug-In Hybrid seeks to exploit the niche of plug-in crossovers.

A U.N. study concludes that diesel particulate emissions are low and declining in the U.S. and Europe.

A test drive of the 2014 BMW i3 electric car comes with no help from the salesman.

First deliveries of the 2015 Honda Fit are delayed from April to June.

The 2015 Chevrolet Impala sedan gets an engine start-stop system, but the mild-hybrid "Eco" model has been discontinued.

Think your commute is bad? Here are the 10 most-congested highways and cities in the U.S.

Finally: The MINI Cooper may be a small car, but would you jump over one on a skateboard?

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