VW built a proving ground for fast-charging in the Arizona heat

Charging stations at Volkswagen Arizona Proving GroundsVolkswagen built its Arizona Proving Grounds for hot-weather testing of new cars. Now the automaker is subjecting charging stations to the Arizona heat as well. A 50-space charging site was recently added to the Maricopa, Arizona, facility, VW said in a press release Wednesday. This will allow for charging electric cars in temperatures up to 120...