The Investigative Department of the Investigative Committee for the Novosibirsk Region has decided to refuse to initiate a criminal case against the ex-director of the Novosibirsk State Academic Opera and Ballet Theater Boris Mezdrich and the director of the Tannhäuser opera Timofey Kulyabin The decision was made based on the results of a pre-investigation check initiated in response to letters Metropolitan Tikhon of Novosibirsk and Berdsk, who saw in the production an insult to religious feelings.