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This afternoon's headlines: UPS to purchase fuel online through American Petroleum Exchange; Automaker layoffs likely to affect trucking; Tradiant, Vitria team up in transportation e-commerce venture; and more.

Today's technology headlines: New protocols to enhance GPS accuracy, expand usage; Florida firm fights to create truckers' e-commerce niche; talks advance in Verizon phone strike; and more.

Truckers and shippers last week crafted a tentative solution to a disagreement that has stalled approval of a code of ethics on treatment of truck drivers.

Second-quarter earnings reports show that the nation’s truckload carriers limped through the spring, as rising revenue failed to offset expenses that accelerated even more rapidly.

Big trucks gained the ability to roam more freely in Vermont as of Aug. 1, when the state opened up more roads to 72-foot rigs.

Smarting from criticism that shippers were not playing an active role in the hours-of-service debate, the board of directors of the National Industrial Transportation League reaffirmed its opposition to the proposed changes.

In the news this morning: Bridgestone shares drop after Sears halts sales; express distributor TNT opens new hub at John F. Kennedy International Airport in New York; police and truckers square off in Indiana over where to get rest; and more.

This afternoon's headlines: Oil prices rise a fourth day, hit two-week high; NYC Mayor Giuliani supports proposed rail-freight tunnel under New York Harbor; Western Star picks Associates First Capital for financing; and more.

Today's technology headlines: Intranet helping companies with their logistics efforts; Verizon faces strike deadline; Sprint offers voice-activated dialing; and more.

Navistar International Corp. said it is not planning to respond to demands from an investor group that it sell all or part of its holdings to counter the company’s flagging stock price.