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TuSimple Holdings Inc., an autonomous trucking startup that’s been the subject of U.S. investigations, said it hasn’t shared self-driving technology with another startup with Chinese ties.

LAS VEGAS — The leader of Daimler Truck North America’s autonomous technology division said the path to self-driving trucking will advance through partnerships like those her company has forged, and believes the outcome of such collaborations will ultimately benefit motor carriers.

SACRAMENTO, Calif. — As California regulators explore new rules to put self-driving semitrucks on the road, labor unions are rushing to the state Legislature to ask for a new law they say will protect their jobs.

The U.S. Justice Department has requested documents from Tesla Inc. related to its Autopilot and “Full Self-Driving” features, according to a regulatory filing.

Tesla Inc. reported better-than expected profits in the latest quarter, signaling strength as it faces growing questions about carbuyer demand for its all-electric vehicle lineup.

Former USA Truck CEO James Reed has joined autonomous truck technology company Kodiak Robotics, the company announced Jan. 19.

Elon Musk oversaw the creation of a 2016 video that exaggerated the abilities of Tesla Inc.’s driver-assistance system Autopilot, even dictating the opening text that claimed the company’s car drove itself.

Nikola Corp. announced it developed a heavy-duty, 700-bar hydrogen mobile fueler capable of direct fueling hydrogen fuel cell electric vehicles.

DETROIT — With its sales slowing and its stock price tumbling, Tesla Inc. slashed prices dramatically Jan. 13 on several versions of its electric vehicles, making some of its models eligible for a new federal tax credit that could help spur buyer interest.