Opera singer Stemme, Muraveva and Jovanovich perform on stage during a dress rehearsal of Dmitry Shostakovich'...
Opera singer Nina Stemme, Evgenia Muraveva and Brandon Jovanovich perform on stage during a dress rehearsal of Dmitry Shostakovich' opera "Lady Macbeth of the Mtsensk District" in Salzburg, Austria July 26, 2017. REUTERS/Leonhard Foeger