In a synagogue in the western Ukrainian city of Uman, two people are worshiping in the cold and darkness. They carefully lay down their tefillin prayer boxes before heading into another room for the morning service, where their voices compete with the sound of air raid sirens outside. “We spend the whole day in the synagogue, praying, studying the Torah,” said Odele, 46, who asked to withhold her surname. She left Israel a year ago to live in Uman, about 200km south of Kyiv, to be close to the grave of rabbi Nachman of Breslov, who founded a Hasidic movement that settled