The two largest pharmacy chains in the United States will start dispensing the abortion pill mifepristone this month‚ a step that could make access easier for some patients. Officials at CVS and Walgreens said in interviews on Friday that they had received certification to dispense mifepristone under guidelines that the Food and Drug Administration issued last year. The chains plan to make the medication available in stores in a handful of states at first. They will not be providing the...