(Credit: Deutsche Oper Berlin official website) Deutsche Oper Berlin has announced that it will stream the 2018 production of Korngold’s operatic masterwork “Das Wunder der Heliane” between Feb. 18 and Feb. 21, 2021, on its official website. The opera, which was recorded on the DVD on the NAXOS label, stars Brian Jagde, Josef Wagner, Okka von Damerau, Derek Welton, Gideon {…}