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WASHINGTON — The Environmental Protection Agency privately challenged the Trump administration’s rationale for freezing Obama-era mileage standards, saying the proposal actually would increase U.S. highway deaths.

ANKARA, Turkey — Turkey on Aug. 15 said it is increasing tariffs on imports of certain U.S. products, including rice, cars, alcohol and coal — escalating a feud with the United States that has helped trigger a currency crisis.

Ford Motor Co. will spend nearly $740 million to renovate the Michigan Central Station and other sites the automaker purchased in Detroit’s Corktown neighborhood, the company said Aug. 14.

Turkey’s president appeared to escalate a dispute with the United States that has helped foment a Turkish currency crisis, claiming Aug. 14 that his country will boycott U.S.-made electronic goods. Behind the scenes, however, diplomats resumed contact to ease tensions.

Are electric vehicles poised to break through in commercial transportation? Episode 3 of RoadSigns has the answer. Click to listen.

Though it seems like every week there's a new startup introduced to the field, last-mile retail delivery is still a mess.

Quanergy Systems Inc. found itself in the center of a sudden frenzy over self-driving cars in 2014. It makes lidar, which bounces lasers off objects to help autonomous cars know what is nearby.

Renewable energy company eNow announced that the National Highway Traffic Safety Administration certified its method of mounting solar power systems on truck rooftops as meeting federal safety standards.

An increasingly constrained freight market is ratcheting up the pressure on shippers to improve the performance of their supply chains and make better use of the limited hauling capacity of their own private fleets and for-hire carriers.

Oklahoma state officials have held the first meeting of a task force that will study autonomous vehicles and how agencies and local governments should respond to the emerging technology.