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From W.NYC in New York, this is NPR's On the Media.

Brooke Gladstone is away this week.

I'm Bob Carfield.

Last weekend, a half million people suddenly materialized out of thin airwaves.

Something is happening on the streets of this country.

Something passionate and real and surprising.

How did so many converge to protest immigration legislation when the media had scarcely spoken of the rally beforehand?

The answer is that the media were talking about the rally, the Spanish

language media. They were all over this story for weeks under the radar of the Anglo world,

but in the center of Latino lives. Just as much of the nation's Hispanic population lives

in parallel to mainstream America, so to Hispanic media, which, like the

weekend marchers, has revealed itself as a force to be reckoned with.

Felix Gutierrez is a professor of journalism at the Annenberg School of Communications

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