Puerto Rico faces a financial crisis with a debt of $72 billion. Joe Raedle/Getty Images hide caption

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Rescuers search through the rubble of the U.S. Marine barracks Oct. 23, 1983, in Beirut, Lebanon, after a suicide truck bombing. The blast — the single deadliest attack on U.S. forces abroad since World War II — killed 241 American service members. The Supreme Court is deciding whether Congress can pass a law compensating the victims, and those of other attacks, using Iranian government funds. Jim Bourdier/AP hide caption

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Capitol Hill staffers meditate. Ally Mutnick/NPR hide caption

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Rep. Mike Quigley, whose Washington, D.C. office doubles as his home away from Chicago, lays his mattress onto the floor before going to sleep. While some see a political benefit, "it's not something I'm thrilled about," Quigley said. "It's just circumstances." MCT via Getty Images hide caption

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House Speaker Paul Ryan, R-Wis., during his end-of-year news conference. J. Scott Applewhite/AP hide caption

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AIDS activists poured cat litter on an image of Turing Pharmaceuticals CEO Martin Shkreli during an October protest in New York. Craig Ruttle/AP hide caption

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U.S. Rep. Lamar Smith, R-Texas, and Kathryn Sullivan, director of the National Oceanic and Atmospheric Administration, have been tangling for months over the legitimacy of a climate study NOAA scientists published in Science. Drew Angerer/AP; Mark Wilson/Getty Images hide caption

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President Obama attended the plenary session of the international climate conference Monday, just outside Paris. By using regulations instead of treaties, Obama hopes to continue to cut U.S. emissions of greenhouse gases. Eric Feferberg/AFP/Getty Images hide caption

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House Speaker John Boehner vowed to "clean the barn" before he stepped down. And he's doing just that with a budget deal that also raises the debt ceiling. Robert Giroux/Getty Images hide caption

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House Speaker John Boehner has said he wants to "clean the barn" before he leaves Congress. And it appears he's edging closer to a two-year budget deal that would take some pressure off his successor. J. Scott Applewhite/AP hide caption

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