ABC's Z. Byron Wolf reports: After tough votes for stimulus and health reform, Nebraska Dem Ben Nelson has voted against his party on a great number of issues. Tax cuts will be no exception. Nelson issues a statement today breaking... Ben Nelson - Evan Bayh - Kent Conrad - United States - Barack Obama

It's been two months since our last review of the 37 Senate races at stake, and the news is less favorable for the Democrats. And if the trends continue, the Republicans have a legitimate shot at capturing a majority; they need a net of 10.

Democratic seats in play:

It's been two months since our last review of the 37 Senate races at stake, and the news is less favorable for the Democrats. And if the trends continue, the Republicans have a legitimate shot at capturing a majority; they need a net of 10. read more

The biggest battle of all will be over what to do about the Bush tax cuts, most of which expire at the end of the year