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LEXINGTON, Ky. — A Kentucky fire official says about a dozen people received medical attention after an explosion damaged a UPS freight hub.

More than 3,000 Canadian Pacific Railway Ltd. workers walked off the job, threatening a wider disruption in freight traffic and setting up the first major labor test for Canadian Prime Minister Justin Trudeau.

UPS Inc. will increase its over-the-maximum limits and the oversize pallet-handling surcharge to $650 from $500 beginning June 4.

Greg Gantt, CEO of Old Dominion Freight Line threw a homecoming party in Lakeland, Fla., on May 24, and he came with a $10 million gift.

State officials figure the Volkswagen diesel emissions testing scandal added an extra 10,000 tons of noxious nitrogen oxide to California’s air. To make up for it, the state will use $423 million of Volkswagen penalty money to cut the same amount of nitrogen oxide by subsidizing the purchase of zero-emission trucks, buses and other vehicles.

Brazilian cabinet ministers on May 28 called on truckers to end a crippling eight-day strike that has led to major shortages and disruptions in Latin America’s largest nation, saying the government had gone as far as it could to meet their demands.

Canadian National Railway Co. will likely top C$3 billion ($2.3 billion) in capital spending for the second straight year in 2019 as it aims to speed up trains and capture rising demand for freight such as grain and crude oil, its top executive said.

Used truck sales in April reached 22,900, up 9% from 21,000 in the same month in 2017, according to ACT Research Co.’s industrywide estimate.

This spring, a struggle for market share in online tire retailing turned into a battle for dominance as giants Goodyear and Bridgestone paired off against Amazon and Sears.

The U.S. Postal Service’s method to set prices for competitive services was upheld by the U.S. Court of Appeals for the District of Columbia Circuit on May 22.