Is it Morally Permissible to Vote for a Pro-Abortion Candidate?

Every election cycle, the debate arises… “Candidate ‘A’ opposes abortion, but I disagree with his other positions. Candidate ‘B’ promotes access to and advocates a legal right to abortion, but I feel that he is more correct on the other issues of the day. Is it morally permissible for me to vote for Candidate ‘B’”? [...]