Today, the Tesla Model S gets another battery-pack option, a report claims Audi developed a diesel "defeat device" in 1999, and two charging networks attract additional investment. All this and more on Green Car Reports.

The updated 2016 Tesla Model S will get the 75-kilowatt-hour battery-pack option introduced on the Model X crossover.

A new report claims Audi developed "defeat device" software in 1999 that may have formed the basis for Volkswagen's software.

We updated our April plug-in electric car sales report with additional information.

The ChargePoint and EVgo electric-car charging networks both attract additional investments.

The Tesla Model S dominated plug-in electric car sales in Canada last month.

Tesla previously said it would build 500,000 cars per year by 2020, but now says it will reach that target by 2018.

Finally, Porsche R&D chief Wolfgang Hatz resigns. He was previously placed on suspension pending investigations related to the Volkswagen diesel scandal.


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