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A former Nikola Corp. contractor whose allegations of fraud at the electric truck company helped spur a criminal investigation told a federal jury he made $600,000 off a short seller’s report on Nikola.

A measure of U.S. producer prices fell for a second month in August as fuel costs continued to retreat, though an underlying measure of wholesale costs solidified a sign of persistent inflation in the production pipeline.

The owner of brake-lamp technology with a pulsating bulb feature intended to help reduce rear-end collisions with trucks and trailers has asked a federal appellate court to compel the Federal Motor Carrier Safety Administration to act on a long-pending exemption request to permit the company to deploy the system.

The looming U.S. rail strike threatens to push inflation even higher across the country after prices jumped more than expected last month.

Senate Commerce Committee leaders recently introduced a Coast Guard authorizing bill that would dedicate funds for shoreline modernization programs.

The U.S. may begin refilling its emergency oil reserve when crude prices dip below $80 a barrel, according to people familiar with the matter.

The White House is considering the use of emergency powers to ensure critical materials, such as chlorine for wastewater treatment plants, can be delivered in the event of a freight rail worker strike in order to avoid devastating disruptions to services.

MEXICO CITY — Mexico and the United States plan to take advantage of the Biden administration’s massive investment in semiconductor production to push the integration of their supply chains and cooperate on expanding the production of electric vehicles through Mexico’s nationalized lithium industry, officials from both countries said Sept. 12.

As shippers and retailers head into the peak shopping season, ongoing labor negotiations are being closely watched for any signs of disruption, which experts say would have a huge impact on the U.S. economy.