FILE PHOTO: Ethiopia's former foreign minister, Seyoum Mesfin, addresses the final mediation report on South Sudan in Ethiopia's capital Addis Ababa, April 2, 2016. REUTERS/Tiksa Negeri/File Photo
Ethiopia's former foreign minister, Seyoum Mesfin, addresses the final mediation report on South Sudan in Ethiopia's capital Addis Ababa, April 2, 2016. REUTERS

Ethiopia says former foreign minister killed by military after refusing to surrender