A network of camps. Journalists uncover details of Ukrainian prisoners being tortured hundreds of miles deep in Russia / Up to 30% of Ukrainian prisoners could join army amid mobilization struggles / UN concerned over reports on torture of Russian POWs in Ukraine / Inside Taganrog: beatings, electrocution and starvation at prison where Ukrainians were tortured / The unspoken trauma of sexual crimes against Ukrainian men by the Russian army / Emotional moment Ukrainian prisoner tells mum he loves her after swap with Russia / Russia/Ukraine: Ukrainian prisoners of war 'entirely at the mercy' of Russian captors - new testimonies / Russian executions of Ukrainian POWs part of systematic policy, FT investigation reveals / Russia's executions of Ukrainian prisoners point to systematic policy / "You torture Russians, too" UN says, as skeletal Ukrainian prisoners of war return from captivity