It Is What It Is - S1.E4

Discover a world under New York City where injury and death on the job are common occurrences. Watch as these workers toil underneath the streets of New York City just as they have for the past 150 years--they are an instrumental part of the development of the city. Their union, their identity and their culture have been forged in iron and steel, and it is a bond that is truly shared as a brotherhood.