The National Youth Orchestra of Great Britain has announced a cast change for Bartok’s “Bluebeard’s Castle.” The company announced “due to illness Claudia Mahnke is no longer able to perform the role of Judith in “Bluebeard’s Castle.”We are indebted to Rinat Shaham for stepping in at short notice. Shaham is well known for her interpretation of “Carmen,” which she has {…}