Sandhogs

S4, E3: When the skeletal remains of a man found in a subway tunnel are identified as a miner who disappeared in 1947, Rush and Valens believe that he may have been murdered. In 1947, the rumour mill was abuzz with stories about why the man went missing. Maybe it was because of his attempt to unionise his fellow miners or because of his scandalous public love affair. There was a long list of suspects.