An aging sign at City Hall in Stockton, Calif. A judge has ruled that the city is eligible for federal bankruptcy protection. Justin Sullivan/Getty Images hide caption

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This Jan. 2, 2013 file photo shows Shain Gandee, from MTV's Buckwild in New York. Gandee was found dead Monday in an SUV in a ditch along with his uncle and a third, unidentified person. Amy Sussman/Invision/AP hide caption

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Sen. Marco Rubio, R-Fla., says talk of a bipartisan agreement among eight key senators working on immigration law is "premature." Susan Walsh/AP hide caption

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When anthropologists tallied the use of emotional words through a century of literature, they included many books without clear emotional content — technical manuals, for example, and automotive repair guides. Steve Debenport/iStockphotography hide caption

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Opposition research is becoming a given in politics, sometimes even at the local level. iStockphoto.com hide caption

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The owner of a Russian market helps customers in Limassol, Cyprus. Many middle-class Russians here say their community is being unfairly depicted as a group of money-laundering oligarchs. AFP/AFP/Getty Images hide caption

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The home of Kaufman County District Attorney Mike McLelland is surrounded by police tape in Forney, Texas, on Monday. Authorities launched a massive investigation into the weekend killings of McLelland and his wife. Tim Sharp/Reuters /Landov hide caption

itoggle caption Tim Sharp/Reuters /Landov

European bison, or wisents, keep a safe distance from human visitors to their enclosure on the property of Prince Richard of Sayn-Wittgenstein-Berleburg in Germany's densely populated state of North Rhine-Westphalia. Soraya Sarhaddi Nelson /NPR hide caption

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