Poaching is rife in Tanzania game reserves. This elephant was killed, and its tusks taken, at the Lake Chala Safari Camp, a small, private reserve near Mount Kilimanjaro in northern Tanzania. John Burnett/NPR hide caption

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Sudanese demonstrators hold banners and chant anti-Israeli slogans during a protest in Khartoum on Wednesday, following a missile strike that hit a factory. Sudan blames Israel for the attack. Israel has not commented on the charge. AFP/Getty Images hide caption

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Alf Kumalo, a celebrated South African photographer, died Sunday of prostate cancer in Soweto. He was 82. Here, he is seen in April outside the Magistrate Court in Johannesburg, while pursuing a hate speech case against a white man he accused of attacking him with a racial slur. Themba Hadebe/AP hide caption

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Tanzania has been identified as the leading exporter of illegal ivory in recent years. An estimated 10,000 elephants are being slaughtered in the country annually. Here, elephants walk in the Serengeti National Reserve in northern Tanzania in 2010. Tony Karumba/AFP/Getty Images hide caption

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Somalis chat at a beach-side restaurant earlier this month. After two decades of civil war, Somali's capital, Mogadishu, is beginning to recover. Feisal Omar/Reuters/Landov hide caption

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Breeder Pape Dieng massages the head of his ram, Salmane, as judges decide the results of the national final of the televised sheep reality competition Khar Bii, in Dakar, Senegal, on Saturday. Salmane finished third. Rebecca Blackwell/AP hide caption

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Nighttime shoppers pause to look at a display at Cairo's Ataba market in May 2011. The government says shops must close earlier in order to save scarce electricity, but many Cairo residents are complaining. Peter Macdiarmid/Getty Images hide caption

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Sahya Idriss, a service provider at the health clinic in Minjibir, carries a vial of the polio vaccine. David Gilkey/NPR hide caption

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