Jair Bolsonaro, 'Trump of the tropics,' silent as Luiz Inacio Lula da Silva claims victory in Brazil
Right-wing populist President Jair Bolsonaro's refusal Monday to concede in Brazil's knife-edge election triggered fears that political unrest may be imminent in Brazil, a key battleground country in the growing Cold War-style rivalry between the U.S. and China for influence over South America.