Germany's Stuttgart will ban some diesel cars from city center

Stuttgart, home to German automakers Mercedes and Porsche, said it will ban from next year diesel cars which do not meet the latest Euro 6 emissions standards from entering the city on days when pollution is heavy.

Tesla plant unionizing effort gains momentum in Calif.

Workers at Tesla's Fremont, Calif., assembly plant are moving forward with efforts to unionize. The UAW has been communicating with workers at the

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