Canadian railway operators see a lucrative opportunity to transport more crude oil to the United States as a rise in output force producers to find new routes to its southern neighbor.  However, their need for long-term contracts and the pressure to move a surplus of grains in the country is making it hard to cash-in on the prospect. Canada moves about 95 percent of its oil by pipelines, which are currently full. A 20 percent rise in crude production in the past five years has increased pressure to find new ways to haul the commodity, with rail being the second cheapest alternative. Analysts expect railway operator Canadian Pacific Railway to see a more than 60 percent rise […]