by Nancy Kaffer, Detroit Free Press
Is a pipeline in the Straits of Mackinac dangerous? The company that owns and operates it says not, but environmentalists say they're worried. It's a complicated issue, tied to a part of Michigan's economy that's continuously increasing — the transportation of fuel.
http://www.freep.com/story/opinion/columnists/nancy-kaffer/2014/12/23/enbridge-mackinac-pipeline-oil-safety-spill-great-lakes/20784051/
