(Emile Ducke | The New York Times) Viktoria Borysenko shows a picture of her son, Bohdan, 12, with Daria, the daughter of her sister-in-law, Nadia Borysenko, on her phone in Balakliya, Ukraine, Nov. 4, 2022. When Russians occupied the city, they took the women's children to a summer camp and have not returned them.