AdvertisementAn Epidemic Is Killing Thousands Of Coal Miners. Regulators Could Have Stopped ItDecember 18, 2018Howard BerkesHuo JingnanRobert BenincasafacebookEmailGreg Kelly at home in Delphia, Ky. A former coal miner, Kelly has an advanced stage of black lung disease known as complicated black lung or progressive massive fibrosis. (Rich-Joseph Facun for NPR)
