FILE – In this Oct. 16, 2014 file photo, fog hovers over a mountaintop as a cutout depicting a coal miner stands at a memorial to local miners killed on the job in Cumberland, Ky. Kentucky coal miners bled and died to unionize. The union era’s death knell sounded in Kentucky on Dec. 31, 2014, when Patriot Coal announced the closing of its Highland Mine. (AP Photo/David Goldman, File)