Barack Obama

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Belly dancers Angela Petry, left, and Jennifer Carpenter-Peak, both of Washington, dance outside the Supreme Court in Washington,Thursday, June 28, 2012, in Washington, as part of a demonstration as the Supreme Court is expected to rule on President Barack Obama's health care law. (AP Photo/David Goldman)

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Rachel Del Guidici, 18, of Shreve, Ohio, and others, demonstrate against President Barack Obama's health care law outside the Supreme Court in Washington, Thursday, June 28, 2012. Saving its biggest case for last, the Supreme Court is expected to announce its ruling on President Barack Obama's health care law. (AP Photo/David Goldman)

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Protestors shadows are cast outside the Supreme Court in Washington, Thursday, June 28, 2012, in Washington, as the Supreme Court is expected to announce its verdict on President Barack Obama's health care law. (AP Photo/David Goldman)

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Tea Party supporter William Temple of Brunswick, Ga., protests against President Barack Obama's health care law outside the Supreme Court in Washington, Thursday, June 28, 2012. Saving its biggest case for last, the Supreme Court is expected to announce ruling on President Barack Obama's health care law. (AP Photo/David Goldman)

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** FILE ** The White House is seen in Washington, Thursday, June 28, 2012, after the Supreme Court ruled on President Barack Obama's health care legislation. (AP Photo/Pablo Martinez Monsivais)

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President Barack Obama greets students after he called on Congress to stop interest rates on student loans from doubling next month during a news conference in the East Room of the White House in Washington, Thursday, June 21, 2012. (AP Photo/Susan Walsh)