'West has failed to counter Tehran's hostage diplomacy', says former Iranian prisoner / Former soldier who spied for Iran and escaped prison is sentenced / David Lammy urged to help save Iranian political prisoners from execution / 'I am ready': Powerful words of Iran prisoner set to be latest executed by barbaric regime hellbent on crushing dissent / Incredible photo showing Iranian prisoner grinning moments before he was executed resurfaces after two judges shot dead / Swiss national found dead in Iran prison / An Iran official claims Iranian-German prisoner died before he could be executed / Iranian official claims Iranian-German prisoner died before he could be put to death; Iran earlier said it executed him / An Iran official claims Iranian-German prisoner died before being put to death / Iran official claims Iranian-German prisoner died before being put to death