Tesla has been a dominant force in China for years, but now, a new Chinese automaker is challenging the American manufacturer.

As one of the most popular electric cars on the road today, there are more than 1.7 million models of this vehicle on roads and in driveways worldwide. First released in 2017, the Model 3 would become the world’s best-selling plug-in electric car by 2020 in the United States,

Tesla on Monday told customers in China it will update the "Autopilot" software in their cars to add driving-assistance features for navigating city streets.

Shares of Nissan Motor Co. plunged as much as 10%, the most in three weeks, after Tesla Inc. Chief Executive Officer Elon Musk indicated he has no plans to invest in the ailing carmaker.

Many Massachusetts residents say they're unlikely to buy another Tesla and want to get rid of the one they have.

Tom Blackburn became one of the first 100,000 people to buy a Tesla Model S. The purchase was part of a broader effort to adopt a more environmentally-conscious lifestyle, which also included installing solar panels on his Virginia home.

Tesla Inc. has started rolling out a software update for customers in China that enables driver-assistance capabilities similar to those marketed as Full Self-Driving in the US.

Elon Musk's close ties to President Trump is alienating some motorists. Wall Street analysts say that could hurt Tesla.

Tesla has issued a recall for 376,000 vehicles due to a power steering issue. The electric car company, which is the largest of its kind in the country, said that the issue made driving at lower speeds more dangerous and increased the risk of crashes.

The federal agency that regulates vehicle and traffic safety, which has been investigating Elon Musk's Tesla, has laid off about 4% of its workforce.

Tesla plans to update software in cars in China to add driving-assistance capabilities that will help drivers navigate city streets, according to a company notification and two people with direct knowledge of the matter.

The US agency that regulates the auto industry has laid off 4% of its staff, it said Monday. The layoffs at the US National Highway Traffic Safety Administration are part of a broad effort by the Trump administration to cull the federal workforce.