dear political lazyweb

[tritone]

I would like to donate money to Democratic congressional races where the money is likely to make a difference. This means races that are close and winnable, as opposed to races where the Democrat is either a longshot or heavily favored.

Does anyone have a good current list of such (or a pointer to one)? ActBlue's fundraising pages are big laundry lists, and don't seem to be specifically targeted at races that are currently close.