The president celebrated while also offering to work across the aisle on Affordable Care Act improvements, Republicans vowed to continue the repeal effort -- without a clear path forward -- and ACA supporters heaved a collective sigh of relief after the U.S. Supreme Court ruled 6-3 in favor of the administration that nearly 7 million Healthcare.gov enrollees in 34 states can keep their health insurance premium subsidies under the law as it is written. Chief Justice John Roberts and Associate...