This procedure is banned in the US. Why is it a hot topic in fight over Ohio’s abortion amendment?

FILE – President George W. Bush signs legislation banning so-called partial-birth abortions, Nov. 5, 2003, in Washington, as from left, House Speaker Dennis Hastert of Ill., Sen. Orrin Hatch, R-Utah, Rep. James Sensenbrenner, R-Wis., Sen. Rick Santorum, R-Pa., Rep. James…