Compare with not-so-Scott Rasmussen.
Last week's generic congressional was 40-38, +2 Republican.
This week's generic is 41-37, a six-point swing, +4 'Rat.
The Ras polls are so volatile, I’ve pretty much written them off as any kind of barometer. Obama will be underwater 8 point in approval, and then be on top 3 points a week later with no event plausibly affecting this. It’s a coin toss.