Hundreds of people gather on March 23 on the main public square in Toulouse, France, to pay homage to the seven victims of self-proclaimed al-Qaida militant Mohamed Merah. Eric Cabanis/AFP/Getty Images hide caption

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A patient is treated at the Nord Hospital in Marseille, France, in February. European countries have also been engaged in intense debates on the future of their health care systems, where universal coverage is the norm. Anne-Chrisine Poujoulat/AFP/Getty Images hide caption

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Italian financial police officers talk in front of St. Peter's Basilica in Rome. Recently leaked Vatican documents have raised questions about the Vatican's financial transactions. Angelo Carconi/AP hide caption

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President Obama's remarks about missile defense to Russian President Dmitry Medvedev were meant for his ears only. But they were picked up by a microphone, and have drawn sharp criticism from Mitt Romeny and other Republicans. Obama and Medvedev are shown here on Monday at a nuclear summit in Seoul, South Korea. Jewel Samad/Getty Images hide caption

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Pigs take a mud bath at the De Jofrahoeve pig farm in Esch, Netherlands. Dutch farmers treat their animals with almost three times the antibiotics that their Danish neighbors use. Robin Utrecht/AFP/Getty Images hide caption

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