The Kremlin has made a habit of seizing Ukrainian boys and girls, with the intention of transforming them into Russian citizens. Families are fighting to get their children back.
It's a gray day at the end of March, and Natalia Zhornyh and her son Artem have just returned to their home country across the Belarusian border. The mother drags a suitcase past men in uniform, rusty tank barriers and concrete pyramids to the Ukrainian village of Domanove. Then, she bursts into tears.