The 23rd Concurso Brasileiro de Canto Maria Callas has announced its winners. The winners were divided into male and female categories, with soprano Pollyana Santana (first), mezzo-soprano Gabriela Bueno (second), and soprano Laura Duarte (third) taking the prizes in the female categories. In the male category, three tenors claimed the top prizes, including Wilken Silveira (first), Mauricio Etchebehere second), and {…}