Its been just a few days since a shooter killed three people and wounded nine others at a Planned Parenthood clinic in Colorado Springs, and Republicans have already resumed their baseless accusations against the group. Carly Fiorina has determinedly promulgated the claim, first advanced by the Center for Medical Progress in its deceptively edited videos, that Planned Parenthood sells “body parts†from fetuses. Donald Trump, in characteristically garbled fashion, appeared both to acknowledge that some claims about the videos were false and to cite the videos as a potential motive for violence. Meanwhile, in the House, conservatives say they are...