Soprano Eugenia Ratti died in her hometown of Piacenza on November 16, 2020 at the age of 87. Ratti was a contemporary of Maria Callas, singing opposite the famed soprano in 1957 at Teatro alla Scala as Lisa in the Visconti production of “La sonnambula,” conducted by Leonard Bernstein.  She also replaced Callas as Rosina in The Dallas Opera’s 1959 {…}