I believe that abortion is an unspeakable evil, yet I support Sen. Barack Obama, who is pro-choice. I do not support him because he is pro-choice, but in spite of it. Is that a proper moral choice for a committed Catholic? As one of the inaugural members of the U.S. bishops' National Review Board on clergy sexual abuse, and as a canon lawyer, I answer with a resounding yes. Despite what some Republicans would like Catholics to believe, the list of what the church calls "intrinsically evil acts" does not begin and end with abortion. In fact, there are many...