This is the same data, looked at from different points of view. One seems constructed to appeal to Democrats so they believe Obama is winning comfortably. The other way of looking at the polls is to put it together to bolster Republican view that it is an incredibly tight election that they can buy our suppress to victory.
Which one is accurate?
Well, none of them are because the data is put together in such a way to appeal to different markets. Rasmussen is selling himself to everyone by giving them massaged results.
Rasmussen is a whore who will sell himself to everyone.