Presidential hopefuls Rep. Michele Bachmann (R-MN), who signed a pledge against abortion rights, and businessman Herman Cain, who has not, seen at the taping of a radio show in New Hampshire in May. Jim Cole/AP hide caption

toggle caption Jim Cole/AP

(March 29, 2011 file photo from Chicago): Controversial anti-abortion billboards depicting President Obama. They were sponsored by ThatsAbortion.com. Scott Olson/Getty Images hide caption

toggle caption Scott Olson/Getty Images

From 'Tell Me More'

  • <iframe src="https://www.npr.org/player/embed/138471835/138472246" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">