ARLINGTON, Va. – U.S. for-hire truck tonnage dropped 5.1% in July, after a 8.9% surge in June, according to the latest data from the American Trucking Associations (ATA). “After a very strong June, for-hire contract freight tonnage, which dominates ATA’s index, slipped in July for a couple of reasons,” said ATA chief economist Bob Costello. […]