(Credit: Teatro Real official website) The Teatro Real has announced several cast changes for the title role in Verdi’s “Nabucco.” The company noted that baritones Amartuvshin Enkhbat and George Petean have dropped out of the production and as a result, Gabriele Viviani, George Gagnidze, and Luca Salsi will sing the title role. They will join Luis Cansino, who will also {…}