An important acquisition announced this month by Canadian Pacific positions the railroad to be North America's first continental NAFTA super-railway, connecting Canada with Mexico through the heart of the U.S., roughly parallel to Interstate 35. On Sept. 4, when Canadian Pacific, or CP, announced an agreement to acquire the Dakota, Minnesota & Eastern Railroad, or DM&E, railroad analysts saw the move as a strategic attempt by CP to move into Wyoming's coal rich Power River Basin. In that area, the Burlington Northern Santa Fe, BNSF, and Union Pacific, UP, previously enjoyed exclusive access. Included in the deal was the Iowa,...