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NEW ORLEANS — Participants in the SuperTruck program detailed how the initiative has propelled development of technologies that advance efficiency improvements for everyday trucks.

The Federal Maritime Commission has issued a final ruling to simplify international container billing practices in a move hailed by truckers.

WASHINGTON — A new EPA rule that sets tougher standards for deadly soot pollution faced a barrage of legal challenges March 6, as 25 Republican-led states filed lawsuits seeking to block it.

WASHINGTON — The House passed a $460 billion package of spending bills March 6 that would keep money flowing to key federal agencies through the remainder of the budget year.

Following a Senate committee’s approval of Acting Labor Secretary Julie Su’s nomination to lead the department, congressional Republicans renewed their opposition efforts.

Senate Majority Leader Chuck Schumer called on the Federal Trade Commission to open a full investigation into a wave of acquisitions in the oil and gas industry, arguing that the consolidation threatens competition and could lead to higher prices.

DUBAI, United Arab Emirates — A missile attack by Yemen's Houthi rebels on a commercial ship in the Gulf of Aden killed three of its crew members and forced survivors to abandon the vessel March 6.

WASHINGTON — The U.S. Securities and Exchange Commission on March 6 approved a rule that will require some public companies to report their greenhouse gas emissions and climate risks.

NEW ORLEANS — ATA highlighted fleets’ increasing investments in safety programs while industry regulators outlined a plan to continue promoting adoption of driver-assist technologies.

NEW ORLEANS — A panel of executives continued to blast provisions of a $20 billion federal contract to move military families as unworkable and lacking profit-making opportunities.