Cold Case: Season 4, Episode 3

4 - 3: Sandhogs

The 1948 death of a miner is investigated after transit workers find his body in a service tunnel five stories below a river while expanding the subway system. The probe reveals that the man was a union leader who may have butted heads with management in a labor dispute. The deceased was also a married white man in love with a widowed black woman. Also, Lilly feels uncomfortable when Joseph tells her that he loves her.