From Politico:

Forget the public national polls showing Mitt Romney pulling even with Barack Obama among women, according to senior Obama advisers steeped in internal data: Obama enjoys a “strong, double-digit” lead among female voters in battleground states like Ohio.The same holds true in Pennsylvania, where the president remains on “solid” ground, despite several public polls showing a tightening race, according to senior campaign officials.
They also say their secret weapon in Wisconsin — a key to Obama’s Midwest-heavy electoral path — is the state’s same-day registration law, with new voters breaking to Obama by a predicted 2-to-1 margin.

It seems like the Mourdock rape-gate controversy is already having a profound impact on the race. It's only a matter of time before this gets reflected in other polls.

For those who might be skeptical, here is what the article said about the accuracy of internal polling:

Another point Team Obama wants to make: Their internal polling is more accurate and predictive than public polling because it relies on more sophisticated, expensive data that details a voter’s preferences and behavior over time, along with other information about their profile.

Read more: http://www.politico.com/news/stories/1012/82930.html#ixzz2AQIdoj7N