King v. Burwell, in other words, threatens the individual health insurance markets in about three dozen states. The Senate Republican's proposed response to King, however, is to blow up the individual health insurance market in all 50 states.
Before the justices finish work this summer, they could gut much of the nation's civil rights law. They could cast many states' election law into chaos. They could inflame our relations in the Middle East. And they could sentence thousands of Americans to die preventable deaths every year.