A Sudanese man holds bags to build a barricade amid flood waters in Tuti island, where the Blue and White Nile merge between the twin cities of Khartoum and Omdurman, on Sept. 3.
Sudanese protesters arrive to the town of Atbara from Khartoum on Dec. 19, 2019, to mark the first anniversary of the beginning of the uprising that toppled former President Omar al-Bashir.