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Nikola Corp. has sued rival Tesla Inc. for $2 billion, claiming Tesla infringed on U.S. patents Nikola received on cab design, including wrap windshield, midentry door, fuselage, fender, side cladding, and the overall design of a semi.

LONG BEACH, Calif. — Kenworth Truck Co. unveiled for the first time a prototype T680 tractor equipped with a parallel hybrid-electric propulsion system that is part of California’s Hybrid Electric Cargo Transport demonstration project.

The U.S. average retail price of diesel fuel rose 2.4 cents to $3.157 a gallon, the sixth straight week that the trucking industry’s main fuel has increased in price, according to the weekly report from the U.S. Department of Energy’s Energy Information Administration.

Get ready for a little bit more pain at the pump this summer. Crude oil prices are at the highest level in more than three years and expected to climb higher, pushing up gasoline prices along the way.

Advances in tracking technology are enabling fleets to better assess driver performance and fairly reward them for fuel-efficient driving.

Marathon Petroleum Corp. agreed to buy rival oil refiner Andeavor for $23.3 billion in a deal that would create the largest independent fuel maker in the United States.

City Furniture preordered five Tesla Semis, the electric-powered Class 8 truck that has received orders from such firms as DHL Supply Chain, FedEx Corp., J.B. Hunt Transport Services, UPS Inc. and Walmart Inc.

California state officials announced April 26 that $2.4 billion from increases in the gas tax and vehicle fees will be spent on dozens of transit projects, including work to prepare Southern California for the 2028 Summer Olympics.

In a Central Valley, Calif., barn decked out in red, white and blue, dairyman and state Senate candidate Johnny Tacherra drew cheers from a crowd of fellow farmers when he said he opposes the California Legislature’s hike on gas taxes and vehicle fees.

Alberta’s beleaguered oil industry may get some relief from its persistent shipping bottlenecks in the second half of the year as producers strike deals with rail companies to move more crude.