Journalist Viktoriia Roshchyna risked everything to expose Russia's secret torture prisons. She became one of the ‘Ghost Detainees’ she sought to uncover. Her investigation continues with Forbidden Stories journalist consortium's work. They also reveal the identities of several members of the Taganrog prison hierarchy and identify 29 Russian prisons where torture is systematic. Full investigation: Viktoriia Roshchyna, lost in “the gray zone”