About the causes of the urban/housing crisis for black people. CU black hands holding rods for lining railroad tracks. As the camera pans out, the hands rhythmically pull on tools to one man’s singing, uprooting track. CU track coming up. CU white supervisor in hat and white shirt with arms crossed saying something commanding. The black workers move down the track and continue uprooting track. Portrait shot of one man; camera kept at face level as the men file past to next section. Shot from behind white man. Narrator VO says this method uses seven men, working hard, to straighten only a quarter mile of track per day.