Cuban President Raul Castro (2nd L, Rear), and Cuban First Vice President Miguel Diaz-Canel (4th L, Rear) attend a session of Cuba's National Assembly of People's Power, in Havana, Cuba, on April 18, 2018. Cuba's National Candidature Commission on Wednesday nominated First Vice President of the Council of State Miguel Diaz-Canel to succeed Raul Castro as president. (Xinhua/Vladimir Molina/Prensa Latina)