College students surrounded President Obama earlier this month when he called on Congress to stop student loan interest rates from doubling. Congress agreed on a deal to prevent the hike on Friday. Jewel Samad/AFP/Getty Images hide caption

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Joy Reynolds of San Diego, Calif., looks over Friday's front pages on display at the Newseum in Washington, the day after the Supreme Court ruling on President Barack Obama's health care law. David Goldman/AP hide caption

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The U.S. Supreme Court justices — (first row, from left) Clarence Thomas, Antonin Scalia, Chief Justice John Roberts, Anthony Kennedy, Ruth Bader Ginsburg, (back row) Sonia Sotomayor, Stephen Breyer, Samuel Alito and Elena Kagan — pose at the Supreme Court in 2010. Chip Somodevilla/Getty Images hide caption

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President Obama waves after signing the Affordable Care Act at the White House on March 23, 2010. Chip Somodevilla/Getty Images hide caption

itoggle caption Chip Somodevilla/Getty Images