WASHINGTON – Some are already anticipating the Supreme Court's ruling on President Barack Obama's health care law as the "decision of the century." But the justices are unlikely to have the last word on America's tangled efforts to address health care woes. The problems of high medical costs, widespread waste, and tens of millions of people without insurance will require Congress and the president to keep looking for answers, whether or not the Affordable Care Act passes the test of constitutionality.

With a decision by the court expected this month, here is a look at potential outcomes:

Q: What if the Supreme Court upholds the law and finds Congress was within its authority to require most people to have health insurance or pay a penalty?