Two years ago, 39,000 tons of coal ash spilled near Duke Energy’s Dan River plant in Eden, North Carolina.  That prompted new state rules and forced Duke to speed coal ash cleanups there and at other old coal plants, including Riverbend near Charlotte.  Some environmentalists support Duke’s approach, while others are fighting it. I’ve been visiting … More Coal Ash Is Moving, But Landfill Neighbors Fight Back | WFAE