EnergyWire: President Obama's decision to reject the Keystone XL pipeline Friday could come with a heavy side of tank cars. Canadian energy companies need about a dozen crude-laden trains each day to replace the volume of oil that could have been transported through KXL.
Now that TransCanada Corp.'s Alberta-to-Gulf-Coast pipeline has been denied, however, it's clear that the contest between KXL and railroads in Canada's western oil patch wasn't a zero-sum game.
Rail shippers could see a modest boost from...