This episode explores the resurgence of black lung disease among coal miners, particularly due to toxic silica dust exposure. We revisit the Season 3 story of Joe and Elizabeth Opyoke, highlighting the dangers miners face. Cecil Roberts, President of the United Mine Workers of America, discusses the preventability of black lung disease and the need for stricter regulations on silica dust. Recent federal regulations aim to limit silica exposure, but enforcement remains a challenge. The episode emphasizes the importance of prioritizing miners' health over profit and the ongoing fight for their safety in the coal mining industry.