The Metropolitan Opera has announced a cast change for its production of “Eugene Onegin.” The company said that Ukrainian Baritone Iurii Samoilov will sing the title role, replacing the originally scheduled Russian baritone Igor Golovatenko. Golovatenko also recently canceled a new production of “Rigoletto” at the Bayerische Staatsoper and “Un Ballo in Maschera” at the Paris Opera. Samoilov made his {…}