By Andrew R.C. Marshall LVIV, Ukraine (Reuters) – More than 200 children evacuated from an orphanage in Ukraine’s conflict zone arrived in the western city of Lviv on Saturday after a 24-hour train journey with their carers. The 215 children, ranging from toddlers to teenagers, left their orphanage in Zaporizhzhia, in southeast Ukraine, on the day Russian troops attacked a nearby nuclear power station. “My heart is being torn apart,” said Olha Kucher, director of the Zaporizhzhia Central Christian Orphanage. Then she started sobbing. “I’m sorry . . . I simply lack words. And I feel so sorry fo…