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As we look ahead to the next four years, it's not just Congress that will undergo change. Four of the nine Supreme Court justices are over the age of 70, meaning there's a real possibility for at least one new court appointment during President Obama's second term.

As the Supreme Court is about to rule on the constitutionality of the health care law, one-third of Americans are worrying about a part of the legislation…

"I'm less concerned about how they rule and more concerned about when we can actually get at fixing this," says the head of Aetna, the nation's third-largest health insurer. He says at one level, the health care law represents a huge opportunity for the U.S. health insurance industry.

Constitutional scholars know there's much more at stake in the Supreme Court's decision on the Obama health care overhaul than one election. The case could mark a major turning point in the way the Supreme Court interprets the Commerce Clause of the U.S. Constitution.

The latest major poll, commissioned by CBS °µºÚ±¬ÁÏ/NY Times just weeks before the Supreme Court is expected to deliver its ruling on the constitutionality of the health-care law. The survey found that nothing has happened to change the minds of a majority of the public that the law should be overturned.

Will the administration's health law survive the Supreme Court? A majority of bettors think not. Over at Intrade, a "prediction market" for current events, the betting gave chances of about 58 percent that the court will disallow the mandate.

Health insurers that haven't spent the required share of premiums on health care will be sending rebate checks to employers and consumers. All told, an estimated $1.3 billion is expected to be returned to customers this summer.

With all the attention focused on the Supreme Court hearings on the fate of the Affordable Care Act, it might seem that the future of all reforms to the health care system is in the balance. But some in the insurance industry say many changes are already in motion.

By the standards of marketing, especially political ads, the RNC's ad is a great success since it has generated so much free media, including blog posts like this.

Health lawyers aren't sure, but their opinions range from "God only knows" to "bedlam" to "chaos."