MSNBC Live with Tamron Hall 05/19/15

Documenting the birth and growth of Hip-Hop

The Hip-Hop Revolution exhibit in New York uses more than 100 iconic photos to show Hip-Hop's pioneering days to it's explosion into pop culture and politics. Photographer Joe Conzo, Curator of prints and photographs at the City Musuem of New York Sean ... more Duration: {{video.duration.momentjs}}