An electoral commission worker sits in a polling station just before people start voting during elections in Kaabong in Karamoja region, Uganda February 18, 2016. Ugandans start casting votes on Thursday to decide whether to give Yoweri Museveni, in power for three decades, another term in office. (Photo by James Akena/Reuters)





A man casts his ballot in a polling station during elections in Kaabong in Karamoja region, Uganda February 18, 2016. (Photo by Goran Tomasevic/Reuters)





People from Karamojong tribe wait in line to vote in front of a polling station during the presidential elections in a village near town of Kaabong in Karamoja region, Uganda, February 18, 2016. (Photo by Goran Tomasevic/Reuters)





People from Karamojong tribe wait in line to vote in front of a polling station during the presidential elections in a village near town of Kaabong in Karamoja region, Uganda, February 18, 2016. (Photo by Goran Tomasevic/Reuters)





Karamojong tribeswoman casts her ballot at a polling station during the presidential elections in Kaabong in Karamoja region, Uganda, February 18, 2016. (Photo by Goran Tomasevic/Reuters)





A Karamojong tribeswoman casts her ballot at a polling station during the presidential elections in a village near Kaabong in Karamoja region, Uganda, February 18, 2016. (Photo by Goran Tomasevic/Reuters)





People from Karamojong tribe wait in line to vote at a polling station during elections in a village near the town of Kaabong in Karamoja region, Uganda February 18, 2016. (Photo by Goran Tomasevic/Reuters)





People from Karamojong tribe wait in line to vote at a polling station during elections in a village near the town of Kaabong in Karamoja region, Uganda February 18, 2016. (Photo by Goran Tomasevic/Reuters)





People from Karamojong tribe wait in line to vote at a polling station during elections in a village near the town of Kaabong in Karamoja region, Uganda February 18, 2016. (Photo by Goran Tomasevic/Reuters)





A Karamojong tribesman sits as he waits to vote at a polling station during elections in a village near the town of Kaabong in Karamoja region, Uganda February 18, 2016. (Photo by Goran Tomasevic/Reuters)





People from Karamojong tribe wait in line to vote at a polling station during elections in a village near the town of Kaabong in Karamoja region, Uganda February 18, 2016. (Photo by Goran Tomasevic/Reuters)





A police officer casts his ballot at a polling station during elections in a village near the town of Kaabong in Karamoja region, Uganda February 18, 2016. (Photo by Goran Tomasevic/Reuters)





People from Karamojong tribe wait in line to vote at a polling station during the presidential elections in a village near town of Kaabong in Karamoja region, Uganda, February 18, 2016. (Photo by Goran Tomasevic/Reuters)





People from Karamojong tribe wait in line to vote at a polling station during the presidential elections in a village near town of Kaabong in Karamoja region, Uganda, February 18, 2016. (Photo by Goran Tomasevic/Reuters)





People from Karamojong tribe wait in line to vote at a polling station during the presidential elections in a village near town of Kaabong in Karamoja region, Uganda, February 18, 2016. (Photo by Goran Tomasevic/Reuters)





A mother prepares to cast her ballot at a polling station during the presidential elections in Kirihura in western Uganda, February 18, 2016. (Photo by James Akena/Reuters)





A mother leaves with her child after casting her ballot at a polling station during the presidential elections in Kirihura in western Uganda, February 18, 2016. (Photo by James Akena/Reuters)





A woman leaves a polling station after casting her vote during presidential elections in Kirihura in western Uganda, February 18, 2016. (Photo by James Akena/Reuters)





A policeman directs a mother at a polling station during the presidential elections in Kirihura in western Uganda, February 18, 2016. (Photo by James Akena/Reuters)





An elderly woman displays her inked finger after casting her vote during the presidential elections in Kirihura in western Uganda, February 18, 2016. (Photo by James Akena/Reuters)





Electoral officials count votes at a polling station in Uganda's capital Kampala February 18, 2016 as voting closes. (Photo by James Akena/Reuters)





Soldiers walk past a cheering crowd at a campaign rally for incumbent President Mahamadou Issoufou in Niamey, Niger, February 18, 2016. Niger holds presidential and legislative elections on Sunday. (Photo by Joe Penney/Reuters)





Supporters of incumbent President Mahamadou Issoufou cheer at a campaign rally in Niamey, Niger, February 18, 2016. (Photo by Joe Penney/Reuters)





A supporter of incumbent President Mahamadou Issoufou holds an umbrella at a campaign rally in Niamey, Niger, February 18, 2016. (Photo by Joe Penney/Reuters)





Supporters of incumbent President Mahamadou Issoufou attend a campaign rally in Niamey, Niger, February 18, 2016. (Photo by Joe Penney/Reuters)





Supporters of incumbent President Mahamadou Issoufou attend a campaign rally in Niamey, Niger, February 18, 2016. (Photo by Joe Penney/Reuters)





Supporters of incumbent President Mahamadou Issoufou pose for a picture at a campaign rally in Niamey, Niger, February 18, 2016. (Photo by Joe Penney/Reuters)





A vendor sells kola nuts outside a campaign rally for incumbent President Mahamadou Issoufou in Niamey, Niger, February 18, 2016. (Photo by Joe Penney/Reuters)





Supporters of incumbent President Mahamadou Issoufou wear body paint at a campaign rally in Niamey, Niger, February 18, 2016. (Photo by Joe Penney/Reuters)





A supporter of incumbent President Mahamadou Issoufou poses for a picture at a campaign rally in Niamey, Niger, February 18, 2016. (Photo by Joe Penney/Reuters)





A supporter of incumbent President Mahamadou Issoufou wearing body paint poses for a picture at a campaign rally in Niamey, Niger, February 18, 2016. (Photo by Joe Penney/Reuters)