Kenyan authorities are trying to guard against fraud and violence when they hold a presidential election on March 4. Here, voters register on biometric equipment last December in Nairobi. Simon Maina/AFP/Getty Images hide caption

itoggle caption Simon Maina/AFP/Getty Images

People walk down a market street in Eastleigh, a predominantly Muslim Somali neighborhood in Nairobi, Kenya, in 2009. The neighborhood has come under scrutiny as the U.S. cracks down on terrorism financing. Spencer Platt/Getty Images hide caption

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True to his name, Swift9 finishes his piece before anyone else: a portrait of Nobel Peace Prize winner Wangari Maathai. Mark Brecke for NPR hide caption

itoggle caption Mark Brecke for NPR

Kibomango trains with former child soldier Fabrice Djef. Gregory Warner/NPR hide caption

itoggle caption Gregory Warner/NPR

Congolese women wait for food to be distributed at the Mugunga III camp for displaced people outside the eastern town of Goma on Dec. 2. Jerome Delay/AP hide caption

itoggle caption Jerome Delay/AP

Kenyan Susan Oguya created an app to help farmers in her homeland. Shown here in the office of her company, M-Farm, she also belongs to the group Akirachix, which seeks to bring more Kenyan women into the tech world. Gregory Warner hide caption

itoggle caption Gregory Warner