Because we cannot afford to give up the seat. We are already one seat down and there are several Republicans retiring. We must re-take the majority and we cannot risk giving up even one seat. If we regain the majority, and build on it in 2004 and beyond then the Specters and Snowes et al can be negated, and or if they don't come around dumped.
Well, my feeling was "That's what you get for voting for him in the first place."
The point being that at least some members of the GOP can be just as bad as the democrats, in the same terms you describe in the post.
I for one (and am not the only person posting thus in this thread) will not cast a vote for anybody who supports abortion ever again, if I can help it. That was the lesson I learned from supporting Arlen Specter.
One nation, under God.
God, as you've implied, doesn't sanction baby-killing.