People living near rail lines in the U.S. and Canada could be at increasing risk as trains transport more and more of the output of the continent’s energy boom. The danger was underscored this week when a Canadian National Railway Co. (CNR) train hauling propane and crude caught fire en route to a New Brunswick refinery, nine days after the crash of an oil-laden train in North Dakota . They were the latest in a spate of explosive accidents drawing attention to the perils of oil in tank cars on North America ’s tracks. “We’re going to see more disasters, more chances taken,” said John Stephenson , a portfolio manager at First Asset Investment Management Inc. in Toronto who helps oversee C$2.7 billion ($2.49 billion), including shares in pipeline and rail companies. “You’re going to be putting more trains on the […]