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LANDOVER, Md. — It wasn’t exactly a lucky day for James Dasch, a 30-year veteran truck driver for Lucky Dog Industries, who got pulled over during Roadcheck.

U.S. automakers and parts suppliers were among the sectors hit hardest in early trading May 31 after President Donald Trump’s threat to impose a tariff of up to 25% on Mexican goods. General Motors Co. and Ford Motor Co. each fell more than 3%.

JWF Defense Systems will provide the armored cab system for the M917A3 Heavy Dump Truck contract the U.S. Army awarded to Mack Defense, a unit of Volvo Group.

Aerodynamic devices intended to calm turbulence and improve fuel efficiency for heavy-duty vehicles come in many shapes and sizes — from wheel covers to fairings over, under and behind trailers. Now a group of investors has provided additional support to XStream Trucking Inc., whose TruckWings device automatically encloses the area between the tractor and trailer.

The U.S. Environmental Protection Agency Inspector General has complained that a delay by the White House in responding to information requests is undermining an audit of the Trump administration’s attempt to repeal an Obama-era rule limiting production of heavy-polluting glider trucks.

The Kraft Heinz Co. announced the deployment of three T-Series battery-electric terminal trucks from Orange EV at its distribution center in Groveport, Ohio.

The president of United Auto Workers Local 1112 in Lordstown — whom Trump attacked on Twitter two months ago — is among a handful of workers whose job is to do maintenance at the inactive compact car factory that made its last Chevrolet Cruze in March. He was left in the dark about GM’s talks to sell the factory.

The American Transportation Research Institute is looking for for-hire motor carriers to participate in the annual update to its Operational Costs of Trucking report.

A federal government watchdog study has recommended that federal regulators take steps to collect better data on underride guard crashes and share information with police departments in identifying underride crashes.