Irina, her husband and 4-year-old son hid in the cellar of their house in Chernihiv, north of Kyiv, for three weeks as intense fighting, including a tank battle, raged around them. “At first my son seemed to be coping okay,” she says. “But then with unrelenting stress, shelling and blasts, there was a deterioration — the boy started to become withdrawn. He became nervous. He started to stutter,” she says. Their escape from Chernihiv wasn’t gentle either. “We had to drive along a road, which we knew was mined. And we saw a lot of burned-out cars with people, families, scorched inside. We tried to ignore it all and just continue because we had our kid and just wanted to save him,” she says. She doesn’t know what her son…