Watch Live: Final Tax Bill debate and vote in the Senate

Alright, this is the big one. Passage in the House was virtually assured but, while it seems like things are heading in the right direction, the Senate is nowhere near the same kind of slam dunk. Mitch McConnell is confident that he has his ducks in a row, but the usual senatorial suspects are still in play. So, this could end up being a bit of a nail-biter. You can watch it all unfold live thanks to the PBS feed....