Vladimir Putin does have early stage Parkinson's disease and pancreatic cancer, leaked spy documents have alleged in the latest unverified claim about the tyrant's ill health. The Russian leader has been plagued with rumours about his illnesses for months and he has regularly appeared twitching and unsteady in public, sparking hope in Ukraine and the West the despot could soon relinquish power. Claims have been circulating among opposition figures, fuelled by his unexplained absences and his shaky public appearances, that he is battling serious health problems but they have always been rubbished by the Kremlin. -snip- 'Putin is regularly stuffed...