Tanzania's President-elect John Magufuli waves as he leaves after the official election announcement ceremony in Dar es Salaam October 30, 2015. Ruling party candidate John Magufuli won Tanzania's hotly contested presidential elections with over 58 percent of votes, cementing the long-running Chama Cha Mapinduzi (CCM) party's firm grip on power, officials announced on October 29. AFP PHOTO / DANIEL HAYDUK        (Photo credit should read Daniel Hayduk/AFP/Getty Images)