Key Democrat wants answers from EPA on Minnesota mine plan

ST. PAUL, Minn. (AP) — An influential Democratic congresswoman wants to know why the Environmental Protection Agency opted against filing formal comments with state regulators when they considered whether to issue a key permit for the PolyMet copper-nickel mine in Minnesota.
Minnesota Rep. Betty McCollum, a critic of the project who chairs a House subcommittee that oversees the EPA, says it’s “remarkable” that the EPA did not formally weigh in before the Minnesota Polluti