Legislation introduced in the U.S. Senate last week would make illegal the interstate transportation of horses in double-decker trailers.

Swift Transportation Co. said it has acquired privately held carrier Central Refrigerated for $225 million.

EZE Trucking, Rialto, Calif., said it has acquired Rig Runners Inc., a Houston-based heavy-haul trucking and logistics company.

C.H. Robinson Worldwide said its second-quarter net income fell slightly from a year ago, but revenue improved.

Intermodal container volume rose 2.4% to 3.8 million units in the second quarter from a year ago, the Intermodal Association of North America said.

Expeditors International of Washington said Tuesday its second-quarter profit rose 10% from a year ago on increased airfreight services revenue.

Sen. John Thune (R-S.D.) has introduced legislation that would extend until 2020 a federal statutory deadline that freight railroads install collision-avoidance technology.

Penske Logistics said it won a contract to manage Kroger’s 600,000 square foot refrigerated food distribution center in West Shelbyville, Ind.