 at their convention next month as they try to undo an abortion ban in another red state south dakota a judge has dismissed a lawsuit filed by an anti-abortion group life defense fund sought to have the question removed even though supporters turned in more than enough valid signatures to put it on the ballot in november south dakota is one of 14 states now enforcing a ban on abortion at every stage of pregnancy the amendment put forth by dakotans for health would prohibit abortion restrictions during the first trimester