It doesn’t affect anything when he has no power to change anything. He was wrong, but those murders weren’t blood on his hands. Attack him for his position all you want, to hold him personally responsible for those abortions is unfair.
When you swear to uphold murderous evil to your prospective constituents, and actually argue the case FOR abortion, and FOR allowing underage girls to murder their unborn children (even allowing a smug, self-congratulatory smirk to flicker across his mug while doing so), the blood is on your hands.
This man is no conservative:
http://www.youtube.com/watch?v=P_w9pquznG4