Democrats have zero room for error in Senate races as GOP House campaign builds

The race for control of the 50-50 Senate has come down to the wire, with Democrats trying to hold a legislative line of defense as the prospect of a politically divided Washington grows increasingly likely.

​The race for control of the 50-50 Senate has come down to the wire, with Democrats trying to hold a legislative line of defense as the prospect of a politically divided Washington grows increasingly likely.