Brazil's President Michel Temer, President-elect Jair Bolsonaro, Brazilian Navy admiral Eduardo Bacellar Leal Ferreira and Bento Costa Lima Leite de Albuquerque Junior, General Director of Nuclear and Technological Development of the Navy, participate in the inauguration ceremony of the submarine "Riachuelo", built by the submarine development program (PROSUB), in Itaguai, Brazil December 14, 2018. REUTERS/Pilar Olivares