Axelrod DEMANDED, using the threat of government prosecution, that Gallup return to a 2008 turnout model, to show Obama leading, rather than use the modified model they had come up with.
You’ll note that the +Dem outliers get lots of media, but are very innacurate when put against past reults, ESPECIALLY the Dem Corps and Ipsos polls
The basic political science course shows research that a significant number of voters will vote for who they think will win, because they want to have voted for the winner.
Journalists know this, so they try to make the leftist out to be the winner to gain this advantage.