David Frum

America's Hispanic Future

04.19.12 12:47 PM ET

MESA, AZ - FEBRUARY 13:  Protesters demonstrate before Republican presidential candidate, former Massachusetts Gov. Mitt Romney attends a Get out the Vote Rally February 13, 2012 in Mesa, Arizona. Romney spoke to a crowd of more than 2,000 people, and is the first contender to visit the state prior to the primary on February 22, 2012. (Photo by Eric Thayer/Getty Images)

Eric Thayer / Getty Images

Protesters demonstrate before a Mitt Romney Get out the Vote Rally in Mesa, Arizona.

Here's the link to the Resurgent Republic infographic about Hispanic voters getting so much attention today.

It's a close study of a population of more than 50 million people. Not all those 50 million are (or will ever be) eligible to vote: as the infographic does not make clear, about 80% of the 11-12 million illegal population are Hispanic too.

Still: even the legal population amount to a big and growing group—and a large and daunting challenge for Republicans.