Chinese Premier Li Keqiang (C) poses for a group photo with South Sudan's President Salva Kiir (1st L, front), Ugandan President Yoweri Museveni (2nd L, front), Kenyan President Uhuru Kenyatta (2nd R, front), and Rwandan President Paul Kagame (1st R, front), after the signing ceremony of the Mombasa-Nairobi railway agreement in Nairobi, Kenya, May 11, 2014. (Xinhua/Li Xueren) |