A close race in Mexico

Mexico goes to the polls on Sunday to elect a new President and legislature, and the race looks to be a nail-biter. Populist left-winger Andrés Manuel López Obrador currently has a narrow lead in the polls over his rival, Felipe Calderón, but the long-term data on Wikipedia shows that the race is close, and could go either way. Obviously, I'm hoping for an AMLO victory - if only to see Latin America's red tide reach all the way to the Texas border...