Cain said he'd sign such a bill although he didn't sign the pledge because he disagreed with the wording on that clause feeling it broke the separation of powers boundaries. Other than Huntsman, I think the other 'major' candidates signed it.
From your outrage, none of the candidates suit you on this issue.
Right. None of these candidates measure up. Codifying the killing of certain classes of persons is immoral and unconstitutional.