Galina Ploschenko, a Holocaust survivor from Ukraine, in her room at the AWO senior care centre in Hanover, Germany. photos:??LENA MUCHA/nyt Their earliest memories are of fleeing bombs or hearing whispers about massacres of other Jews, including their relatives. Sheltered by the Soviet Union, they survived. Now elderly and fragile, Ukraine's Holocaust survivors are escaping war once more, on a remarkable journey that turns the world they knew on its head: They are seeking safety in Germany. A situation room of the American Joint Distribution Committee, one of the two groups coordinating the rescue of Holocaust survivors from Ukraine, in...