Oksana Ostapenko was 12 years old and facing death from hunger when a stranger saved her life by taking the girl into his family and sharing the last of their food. Today, aged 97, the Ukrainian's voice trembles when she recalls the terrible famine that hit her country in the 1930s due to policies enforced by Joseph Stalin's police. "They came and took away all our grain..." The death toll of the famine - known as the "Holodomor" in Ukrainian - remains debated among historians. But Kiev authorities estimate the number of those who died at around four million, or...