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The Supreme Court’s ruling that the EPA must reconsider its position to leave “greenhouse gas” emissions from motor vehicles unregulated could lead to increased costs for trucking companies.

Crude oil futures fell lower Thursday after Iran released 15 British sailors it had held for two weeks, Bloomberg reported.

Crude oil futures prices declined Wednesday after Iran's President Mahmoud Ahmadinejad said that he will release 15 captured British sailors, news services reported.

Congress and the Bush administration clashed last week over a proposal to allow Mexican trucks into the United States in a year-long pilot project, with the Senate passing a series of restrictions to the plan and a pair of bills being introduced in the House aimed at stopping it.

The U.S. EPA said last week that diesel engine manufacturers who want to use selective catalytic reduction to meet EPA’s 2010 emission rules must supply the urea SCR requires and prove it will be available to truck drivers using those engines.

U.S. freight volume fell 1.7% in February compared with business levels of a year ago, marking an eighth straight monthly decline.

This Mexican truck program is contrary to everything the United States should be doing.

Crude oil futures rose to more than $64 a barrel in early trading Wednesday on the New York Mercantile Exchange, the seventh straight trading day of increases, Bloomberg reported.