Republicans on Capitol Hill this week suffered an embarrassing defeat after being forced to drop legislation that would have outlawed abortions after 20 weeks of pregnancy. But similar legislation is likely to advance in state capitols around the country this year. Abortion opponents like the Susan B. Anthony List and Americans United for Life call the 20-week ban, dubbed the Pain Capable Unborn Child Protection Act in many states, their top priority in legislative sessions getting underway this month. “The five month late term abortion limit is an important part of our premier legislative project,” said Ovide Lamontagne, general counsel...