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Navistar Inc. has urged U.S. and California environmental regulators to recall 2010-compliant heavy-duty truck engines using selective catalytic reduction emissions technology that the company claims can be defeated by drivers.

Orders for new trailers rose 74% in July over July 2009, pushing year-to-date levels ahead by the same percentage, ACT Research Co. reported.

John Labrie, president of less-than-truckload carrier Con-way Freight, abruptly left last week after 20 years with the company.

The national price averages for retail diesel and gasoline declined moderately last week, as falling crude oil prices, rising petroleum inventories and bad news about housing suggest there is no pressure to cause a sustained increase in the cost of U.S. refined products.

Oil rose almost $2 Friday to finish the week over $75 a barrel, posting its first weekly gain in three weeks, Bloomberg reported.

Consumer confidence improved this month, according to the latest Thomson Reuters/University of Michigan monthly consumer sentiment index released Friday.

Worldwide air cargo traffic rose 22.7% in July from a year ago, the International Air Transport Association said.