OperaVision will start streaming the world premiere production of composer Iiro Rantala and librettist Minna Lindgren’s “Sanatorio Express” live from the Finnish National Opera and Ballet on Oct. 2, 2018. The new opera will feature Johanna Rusanen as a soprano, Päivi Nisula as a Receptionist, Hannu Niemelä as a Healer, Markus Nykänen as a Tenor, and Waltteri Torikka as a {…}