"I'd like to have a little more clarification about what their move forward is, " said Charmaine Yoest.

WSJ: Komen Reverses Move to Cut Planned Parenthood Funding

"Within the context of Roe, we have been remarkably successful in terms of expanding the legal protection of human life, " Yoest said.

WSJ: Roe v Wade: After 40 years, deep divide is legacy

Yoest's optimism derives partly from her belief that young Americans are increasingly skeptical about abortion, though polls give mixed verdicts on this matter.

WSJ: Roe v Wade: After 40 years, deep divide is legacy