U.S. President Barack Obama (C) holds a meeting on South Sudan and counterterrorism issues with African heads of state at his hotel in Addis Ababa, Ethiopia July 27, 2015. Pictured at the table (clockwise from the top center), are: Obama, U.S. Special Envoy to Sudan and South Sudan Donald Booth, Uganda's President Yoweri Museveni, African Union Chairperson Dlamini Zuma, Ethiopiaâ's Prime Minister Hailemariam Desalegn, Sudan's Minister of Foreign Affairs Ibrahim Ghandour, Kenya's President Uhuru Kenyatta and U.S. National Security Advisor Susan Rice. REUTERS/Jonathan Ernst
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