Joseph Kony, leader of the Lord's Resistance Army, answers journalists' questions at Ri-Kwamba, in southern Sudan, in 2006. Stuart Price/AFP/Getty Images hide caption

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The typical asymmetrical lymphedema (lower limb swelling) seen in podoconiosis. The skin on the affected limbs is thickened with warty and mossy nodules. The toes are disfigured with joint fixation typical of advanced podoconiosis disease. Christine Kihembo/ASTMH & AJTMH hide caption

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Christine Kihembo/ASTMH & AJTMH

University lecturer and activist Stella Nyanzi appears in court in Kampala, Uganda, on April 10, facing charges of cyber harassment and offensive communication. Gael Grilhot/AFP/Getty Images hide caption

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Gael Grilhot/AFP/Getty Images

Battle Over Free Sanitary Pads Lands Ugandan Activist In Jail

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Families wait in line as the World Food Program prepares to deliver food aid at the Bidi Bidi refugee camp on Feb. 22 in Arua, Uganda. The continued flow of refugees from South Sudan has pushed the camp's population to more than 270,000. Dan Kitwood/Getty Images hide caption

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As Thousands Flee South Sudan, Ugandan Refugee Camp Becomes World's Largest

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Leya Jogo, in white, was a widowed grade-school teacher in South Sudan before her village was attacked and she ran for her life. Now, like thousands of her neighbors, she spends every day searching for water for herself and her family. Courtesy of Tim McDonnell hide caption

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Courtesy of Tim McDonnell

A child holds an umbrella as refugees at a refugee camp in Palorinya, Uganda. Dan Kitwood/Getty Images hide caption

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14-Year-Old Who Fled South Sudan: 'They're Killing Women, Children'

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A child with nodding syndrome waits for treatment at an outreach site in Uganda's Pader district. Matthew Kielty for NPR hide caption

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Matthew Kielty for NPR

Scientists May Have Solved The Mystery Of Nodding Syndrome

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A school scene in Uganda. David Turnley/Corbis/VCG via Getty Images hide caption

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David Turnley/Corbis/VCG via Getty Images

Does Handing Out Sanitary Pads Really Get Girls To Stay In School?

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People listen to the radio as the results of the presidential elections are announced in Kireka, Uganda, in February. Many rural Ugandans don't have Internet access, and the radio is a central source of news — and platform for citizens' opinions. Isaac Kasamani/AFP/Getty Images hide caption

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South Sudanese families sit with bags of food rations at the Ayilo Settlement Camp in northern Uganda. Refugees have been coming out of South Sudan in growing numbers since fighting resume there this summer. Durrie Bouscaren/St. Louis Public Radio hide caption

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Durrie Bouscaren/St. Louis Public Radio

As South Sudan Fights, Refugees Flow Into Uganda

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Children make their moves at the Katwe Chess Academy, located in a slum in Kampala, Uganda. The Academy is where Phiona Mutesi, whose story is the basis for the movie Queen of Katwe, learned to play. Martina Bacigalupo for NPR hide caption

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Martina Bacigalupo for NPR