RIO DE JANEIRO, BRAZIL - The shadow of the Nazi swastika is advancing in Jair Bolsonaro's Brazil. Powered by the President's racist, anti-communist, pro-gun and LGBT-phobic discourse, extreme right-wing and Hitler-inspired radical groups proliferate on social media, and even risk showing themselves in small groups on the streets under flags, slogans and with the occasional use of violence. The growth of this far-right strand in the country during the Bolsonaro . . .