Two years ago, census takers in the United States announced that Spanish speakers had overtaken African Americans as the second biggest ethnic group in the United States.
Immediately, white and black commentators lined up to condemn what they dubbed the brown explosion.
But do numbers, in America, equal power?
From his home in Harlem, broadcaster Harry Allen travels a few blocks east, to Spanish Harlem, to discover what the huge rise in Hispanic numbers means.
Along the way he talks to the artist James de la Vega; writers Francisco Goldman and Esmeralda Santiago; and the former Young Lord, Luis Garden a Costa.