21.   The board is the federal agency that regulates the railroad industry.

22.   The railroad industry also may face a strike by another union, the Brotherhood of Maintenance and Way Employees.

23.   The railroad industry offers an example of what can happen when technology-driven companies forget how to market.

24.   The railroad industry opposed the change, however, particularly with respect to time spent deadheading from the duty site because of the operating difficulties that would result.

25.   The railroad industry sank into a slump from which it took decades to recover.

26.   The railroad industry is being reduced to four big carriers, two in the West, two in the East.

27.   The shipping of freight using both rail and trucks, known as intermodal transportation, is now the fastest-growing segment of the railroad industry.

28.   The shutdown seemed to come at a bad time for Kansas City Southern and for the railroad industry.

29.   The robber-barons of the railroad industry, James P. Morgan and James J. Hill, fumed against its interference in their affairs.

30.   The U.S. government argued that, because of its regulatory power over the railroad industry, it assumed all rights previously possessed by the railroads.