Sydney Morning Herald | Secrets behind death of spy Ben Zygier revealed in new book, Prisoner X, by ... Sydney Morning Herald Melbourne-born Mossad spy Ben Zygier was imprisoned for spilling details of his secret mission targeting Iran, and was followed by Australian security agencies while on leave in Melbourne in 2009. My new book on Zygier, who committed suicide in an Israeli ... 'Prisoner X' leaked Mossad intelligence to Iranian businessman, new book claims Prisoner X leaked Israel intel. on Iran, book claims 'Prisoner X' doomed by university spy leak |