Campaigns Play The Numbers To Tip Election Favor

… The more non-white voters the Obama campaign can turn out, the more white voters he can afford to lose. In key battleground states the reverse is true for Romney, says Matt Barretto with the polling firm Latino Decisions. “So if you take a Nevada, Latinos could be anywhere as high as 15 percent of the electorate on Election Day or they could be as low as 8 percent,” Barretto says. “That is a real challenge for the president … because he’s winning the vote right now. Romney needs to chip away at that, and that’s the challenge for Republicans.” [cont.]

Mara Liasson, NPR