Wisconsin Gov. Scott Walker said this week that he was prepared to sign a measure banning abortion at 20 weeks without an exception for rape or incest because it’s only “in the initial months” that victims are “most concerned” about access to care. Walker, who is expected to announce his run for president at the end of the month, said that such an exception didn’t matter and that he would sign the bill regardless. “I mean, I think for most people who are concerned about that, it’s in the initial months where they’re most concerned about it,” Walker said. “In...