Russian bass Sergei Aleksashkin has died at the age of 74. The Mariinsky Theatre Company announced the news and said “it expresses its most sincere condolences to the family and friends of Sergei Nikolaevich, his colleagues and friends.” Born on Feb. 20, 1953, Aleksashkin studied at the Saratov Conservatory and later became part of the opera studio of the Teatro {…}