Photo: © Genevieve Girling Christof Loy’s new production of “Tosca” for English National Opera, which first appeared in Helsinki in 2018, replaces Catherine Malfitano’s show, which received two revivals during its tenure and last appeared on the Coliseum stage in 2016. The production sees Leo Hussain return to the Coliseum pit – a distinguished Music Director of Opéra de Rouen and {…}