Brazil’s ex-president is expected to be convicted over failed coup – and Fabiano Leitão, who has provoked him for years, is ready When Jair Bolsonaro was Brazil’s far-right president, the guerrilla trumpeter Fabiano Leitão would stalk him around the capital, Brasília, to taunt him with renditions of the anti-fascist anthem Bella Ciao. In March, when…