Brazil's outgoing President Michel Temer (L, Front) and his wife Marcela Temer (R, Front) wait for new President Jair Bolsonaro, his wife Michelle Bolsonaro, new Vice President Hamilton Mourao and his wife Paula Mourao during the inauguration ceremony in Brasilia, capital of Brazil, on Jan. 1, 2019. Army captain-turned-politician Jair Bolsonaro was sworn in as Brazil's president on Tuesday amid heightened security. (Xinhua/Li Ming)