The U.S. Constitution vests the legislative, executive, and judicial powers in separate branches of the government that are supposed to police each other. But what if one of those branches violates the law in a manner that personally benefits the members of another branch? That’s what has been happening since the day ObamaCare became law in 2010. For more than five years, the executive branch has been issuing illegal subsidies that personally benefit the most powerful interest group in the nation’s capital: members of Congress and their staffs. When congressional Democrats passed the Patient Protection and Affordable Care Act (ACA),...