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Americans drove 12.2 billion miles fewer in June than the same month a year ago, a 4.7% decline, the U.S. Department of Transportation said Wednesday.

Canada-based transportation firm Trimac Income Fund said its second-quarter net earnings plunged to C$2.6 million, or 9 cents per unit, from C$7.9 million, or 17 cents, a year ago.

Canadian transportation firm Mullen Group Income Fund’s second-quarter profit rose to C$19.9 million, or 25 cents a unit, from C$16.6 million, or 21 cents, a year ago.

A week after suspending a traveler ID-check program, the Transportation Security Administration has reinstated Verified Identity Pass, the operator of the Clear program, and and said it may resume its Registered Traveler enrollment immediately.

A new study by an intermodal consulting firm forecasts a looming shortage of port drayage drivers because of new federal security regulations and a return to growth of freight imports by sea.

More and more, we are hearing that fleets are cutting back truck top speeds to well below the speed limits in order to increase fuel economy. Does everyone understand that time is money?

Second-quarter U.S. worker productivity rose 2.2%, the Labor Department said Friday.

Truckload carrier P.A.M. Transportation Services said it lost $1.3 million, or 14 cents a share, in the second quarter, compared with net income of $2.2 million, or 21 cents, a year earlier.

Transportation software firm Xata Corp. said Wednesday it lost $712,000, or 8 cents a share, in its fiscal third quarter, compared with a loss of $1.6 million, or 21 cents, a year ago.

Oil prices rose to $120 a barrel in early trading Wednesday, a day after falling more than $2 to below that level, Bloomberg reported.