California is asking a federal court to prevent President Donald Trump from stripping the state of its power to set limits on auto emissions of greenhouse gases that are stricter than those of the national government.

As GM was nearing the expiration of its labor contract with the union last week, the carmaker sought to have hourly workers pay 15% of their health care costs, according to sources familiar with the talks. But by the time the company presented UAW with a deadline offer, GM walked back the proposal and called for keeping contributions steady at about 4%, said the sources.

First there was derision. Then mockery turned into admiration. Now a battle is unfolding between the most revered names in the automobile world, Porsche and Tesla Inc., on one of the world’s most challenging racetracks.

President Donald Trump has tentatively agreed to a plan for bolstering ethanol and biodiesel, amid pressure from Midwest U.S. senators who warned the president that without action, he risks votes in next year’s election.

Trump administration officials are set to consult with oil refiners and renewable fuel producers at the White House on Sept. 11, as they struggle to develop a final plan for bolstering corn-based ethanol and soy-based biodiesel.

Shopify Inc.’s initiative to spend $1 billion to set up a network of fulfillment centers in the U.S. has gained momentum after it announced the acquisition of 6 River Systems Inc., analysts said.

Billionaire Li Shufu’s Zhejiang Geely Holding Group agreed to invest in flying-car developer Volocopter GmbH as the Chinese auto giant diversifies into technologies that eventually could supplant the traditional gas guzzler.

President Donald Trump tweeted this week that any trade deal China might secure from America would get “much tougher” upon his re-election. The insinuation being of course that Beijing should really work something out before November 2020.

Hurricane Dorian made landfall on the Outer Banks of North Carolina Sept. 6, battering the shore with driving rain and wind as it continues its march north and begins moving away from the U.S. coast.

Tesla Inc. won exemption from a 10% Chinese tax on automotive sales, sidestepping trade tensions with the U.S. following CEO Elon Musk’s visit to the country.