What a day for Democrats: Sen. Chris Dodd of Connecticut calls it quits, too.

The spin on this, as well as in Colorado’s governor’s race, is that this gives Democrats a better shot than they would have with a supremely weak incumbent. But I’d say the same electoral environment that makes Chris Dodd and Bill Ritter toast is not going to be easy for any other Democrat. The Republican candidate will inevitably have the easier time convincing voters he’s a break from the past that the electorate has determined is unacceptable . . .

More on this coming . . .