Electric vehicles

FILE - In this Wednesday, Aug. 1, 2018 file photo, the logo of Volkswagen is seen on top of a company building in Wolfsburg, Germany. German automaker Volkswagen. says it will invest 44 billion euros ($50 billion) in developing autonomous and electric cars. (AP Photo/Michael Sohn, file)

FILE - In this Wednesday, Aug. 1, 2018 file photo, the logo of Volkswagen is seen on top of a company building in Wolfsburg, Germany. German automaker Volkswagen. says it will invest 44 billion euros ($50 billion) in developing autonomous and electric cars. (AP Photo/Michael Sohn, file)

FILE - This Jan. 25, 2010, file photo, shows a General Motors Co. logo during a news conference in Detroit. General Motors says it will ask the federal government for one national gas mileage standard, including a requirement that a percentage of auto companies’ sales be zero-emissions vehicles. Mark Reuss, GM’s executive vice president of product development, said the company will propose that a certain percentage of nationwide sales be made up of vehicles that run on electricity or hydrogen fuel cells. (AP Photo/Paul Sancya, File)

Dieter Zetsche, Chairman of the Board of Management of Daimler AG, Head of Mercedes-Benz Cars, speaks at a media preview at the Auto show in Paris, France, Tuesday, Oct. 2, 2018, 2018. (AP Photo/Thibault Camus)

FILE - In this Dec. 14, 2016, file photo, Tesla CEO Elon Musk listens as President-elect Donald Trump speaks during a meeting with technology industry leaders at Trump Tower in New York. Electric carmaker Tesla must find a new chair for its board of directors under a settlement announced Saturday, Sept. 29, 2018, with the Securities and Exchange Commission. Whoever takes on the job will face the formidable task of overseeing Musk, a charismatic, visionary executive with an impulsive streak. (AP Photo/Evan Vucci, File)

FILE - In this Dec. 14, 2016, file photo, Tesla CEO Elon Musk listens as President-elect Donald Trump speaks during a meeting with technology industry leaders at Trump Tower in New York. Electric carmaker Tesla must find a new chair for its board of directors under a settlement announced Saturday, Sept. 29, 2018, with the Securities and Exchange Commission. Whoever takes on the job will face the formidable task of overseeing Musk, a charismatic, visionary executive with an impulsive streak. (AP Photo/Evan Vucci, File)

FILE- In this Sept. 17, 2018, file photo SpaceX founder and chief executive Elon Musk speaks after announcing Japanese billionaire Yusaku Maezawa as the first private passenger on a trip around the moon in Hawthorne, Calif. U.S. securities regulators have filed a complaint against Musk alleging that he made false and misleading statements about plans to take the company private in August. (AP Photo/Chris Carlson, File)

FILE -- In this Wednesday, Nov. 4, 2015 photo the word 'Diesel' and the logo of the German car manufacturer Porsche is pictured in Stuttgart, Germany. Porsche's chief executive Oliver Blum says the sports car maker won't produce any new diesel models in the wake of parent company Volkswagen's diesel emissions scandal. (Christoph Schmidt/dpa via AP)