IBD/TIPP Tracking Poll (was most reliable in 2004): Obama has a 2.8 point lead, McCain up by 0.4 points from yesterday. After seesawing between 3.2 and 3.9 points over the weekend, Obama's lead slipped to 2.8 Monday.
Battleground also has Obama up 3, and other polls have tightened, including Rasmussen, Zogby and Gallup to 5.