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The U.S. government’s highway safety agency has ordered automakers to report any crashes involving fully autonomous vehicles or partially automated driver-assist systems.

Tesla Inc.’s aspirations in China were dealt a major blow over the weekend after the government ordered that almost all the cars it has sold in the nation — more than 285,000 of them — be fixed to address a safety issue.

Legislation meant to facilitate access to autonomous vehicles nationwide has again come before the U.S. House of Representatives.

Tesla Inc., whose boss Elon Musk says he can develop a fully self-driving car without using laser-sensor technology, has a contract to use such lidar sensors from Luminar Technologies Inc. for testing and development, according to people familiar with the matter.

The expected increase in commercial drone operations such as delivery flights is prompting accident investigators to expand the types of aviation crashes they plan to review.

LOS ANGELES — California’s Department of Motor Vehicles is reviewing whether Tesla is violating a state regulation by advertising its vehicles as being fully autonomous without meeting the legal definition of self-driving.

One of Tesla Inc.’s engineers told California authorities that CEO Elon Musk overstated the capability of Autopilot, the company’s driver-assistance system, early this year.

Kroger Co. is diving into drone delivery, starting a pilot at a store near its Cincinnati headquarters.

Two of the key drivers of autonomous vehicle policy in Congress again touted its potential safety and economic benefits during a hearing with stakeholders.

DETROIT — Two federal agencies are sending teams to investigate the fatal crash of a Tesla near Houston in which local authorities say no one was behind the wheel.