(Photo: Brescia e Amisano) It was December 7, 2019, when the curtain of Teatro alla Scala rose before the select audience that annually attends the Sant’Ambroeus performance, better known among opera lovers as “La prima della Scala,” the event that inaugurates the new season of the prestigious Italian theater. To open the 2019-20 season—unaware that it would soon be brutally {…}