The Supreme Court is plunging into a three-day debate on the Obama administration's overhaul of the nation's health care system. In the opening minutes, the justices are asking pointed questions about a legal issue that could derail the case.

With demonstrators chanting outside, the Supreme Court began hearing arguments Monday on the fate of President Barack Obama's historic health care overhaul, no less controversial two years after Democrats pushed it to passage in Congress. Twenty-six states are leading the legal challenge, while Republican presidential candidates are vowing to repeal...

Here is a look at six potential outcomes, from the simplest to the most complicated possible rulings

Here's a thought that can't comfort President Barack Obama: The fate of his health care overhaul rests with four Republican-appointed Supreme Court justices.

The Obama administration is defending the health care overhaul in a new filing with the Supreme Court that calls the law an appropriate response to a "crisis in the national health care market."

Conservative interest groups and Republican lawmakers want Justice Elena Kagan off the health care case. Liberals and Democrats in Congress say it's Justice Clarence Thomas who should sit it out.

The Supreme Court on Monday promised an extraordinarily thorough springtime review of President Barack Obama's historic health care overhaul more than five hours of argument, unprecedented in modern times in time for a likely ruling affecting millions of Americans just before the presidential election.

Nothing about the Supreme Court not its magnificent building atop Capitol Hill nor its very title suggests that its word is anything other than final. Yet federal appellate judges and even state court judges sometimes find ways to insist on an outcome the Supreme Court has rejected.