FBI Executive Assistant Director for Science and Technology Amy Hess (from left) testifies on encryption Tuesday before a House panel, alongside the New York City Police Department's Thomas Galati and Indiana State Police Office Capt. Charles Cohen. Manuel Balce Ceneta/AP hide caption

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Cuban President Raúl Castro (left), Commander of the Revolution Ramiro Valdés (center) and Cuban Vice President Miguel Díaz-Canel sit side by side at the Artemisa Mausoleum monument in July 2014. Adalberto Roque/AFP/Getty Images hide caption

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Senate Intelligence Committee Vice Chairman Dianne Feinstein, D-Calif., and Chairman Richard Burr, R-N.C., have introduced encryption legislation. Alex Brandon/AP hide caption

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The Next Encryption Battleground: Congress
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Protesters with a coalition of progressive groups sit in front of the U.S. Capitol steps Monday as part of the Democracy Spring demonstration. Peter Overby/NPR hide caption

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Hundreds Protesting Political System Arrested On Capitol's Steps
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Retiring Rep. Scott Rigell, R-Va. — seen here awaiting election results on Nov. 2, 2010 — says he wants to continue work in his soon-to-be-private life to inject more civility in American politics. Ross Taylor/AP hide caption

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House GOP's 2010 Tea Party Class Heads For The Exits
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Director of the National Intelligence James Clapper, seated at the table meets with the Senate Intelligence Committee Feb. 9, including Chairman Richard Burr, R-N.C. Burr and the committee's minority leader, Sen. Dianne Feinstein, D-Calif., are working on a bill that would force companies like Apple to help prosecutors unlock the phones of criminal suspects. Alex Brandon/AP hide caption

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In Apple-FBI Fight, Congress Considers Aggressive And Measured Approaches
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An American flag flies at half-staff outside the U.S. Supreme Court after the death of Justice Antonin Scalia. The fight to replace him could be historic, resulting in the longest vacancy in history. Brendan Smialowski/AFP/Getty Images hide caption

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

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As Debt Talks Hit An Impasse, What's Next For Puerto Rico?
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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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In Iranian Funds Case, Justices Ponder Extent Of Congressional Influence
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Capitol Hill staffers meditate. Ally Mutnick/NPR hide caption

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Capitol Hill Political Staffers Find Their Zen
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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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Meet The Lawmakers Who Sleep, Shower, Work — All On Capitol Hill
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