President Obama will tout his healthcare law Tuesday to a Catholic group that has consistently supported the law despite deep divides over its birth control requirement. In a speech to the Catholic Health Association — which represents hundreds of hospitals and nursing homes across the U.S. — the president will talk about the law's major tenets and make his case that it has improved health plans for virtually everyone, in addition to expanding coverage to millions. The address comes just days before the Supreme Court is expected to issue a ruling that could halt the healthcare law's insurance subsidies to...