Today on Green Car Reports: We run down plug-in electric car sales for April, the latest on Tesla's Gigafactory site choice, and the 10 most-polluted cities in the U.S. All this and more on Green Car Reports.

Tesla Motors will soon select a site for its lihtium-ion cell Gigafactory soon. Or will it choose two sites?

What are the 10 most polluted cities in the U.S.? Here's a hint: Look in California.

The 2014 Nissan Juke subcompact crossover gets new equipment and revised features--but no more MPG.

An unfortunate Tesla Model S test drive demonstrates that higher speeds use more energy in electric cars.

The Volkswagen Beetle may expand from one model into an entire sub-brand to rival MINI.

A conspiracy theorist has placed fliers on Tesla electric cars in San Francisco urging owners to give them back. Good luck with that.

The Nissan Leaf continues its strong sales trend, while the Chevrolet Volt stays flat in plug-in electric car sales for April.

Could Interstate tolls finally bring U.S. bridges and roads up to speed?

Finally, electric-car parts company EV West debuts an electric Factory Five 818 kit car.

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