Troubled mining industry now resurgent in Midwest

Michigan mining
Eagle Mine advisors Dan Blondeau, left, and Andy Vaughn stand outside the mine's portal in Marquette, Mich. It's managers say the mine, a nickel and copper operation scheduled to begin production this fall, will pump $4 billion into Marquette County over its eight-year lifespan and employ about 300 while generating economic activity that will create 1,200 additional jobs.
John Flesher/AP