Maine and Nebraska give two electoral ... Mr. Obama could face a very stiff re-election challenge. President Obama recorded a 15-point victory over Senator John McCain in New Mexico four years ...

Predict the outcome with the Electoral Map calculator Going into Election Day, CNN estimates that Obama will win 291 electoral votes while McCain will win 157, with 90 electoral votes up for grabs.

The new survey suggests that 49 percent of registered voters in Ohio back Obama and 47 percent support McCain. Interactive: CNN's Electoral Map The small Obama advantage is well within the poll's ...