You have to decide what those issues are for you. What do you think disqualifies a person from holding public office? I believe that the endorsement of the right to kill unborn children disqualifies a person from any position of public office. It's simply the same as saying that the endorsement of racism, fraud, or bribery, would disqualify him - except that child-killing is more serious than those.
John PiperIgnatius, when he heard the clock strike, would say, "Now I have another hour to answer for." (Eph. 5:16)
John PiperThe Meaning of Mature Femininity: At the heart of mature felinity is a freeing disposition to affirm, receive, and nurture strength and leadership from worthy men in ways appropriate to a woman's differing relationships.
John Piper