In an overcrowded Internally Displaced Persons (IDP) camp in Sheikhan, Iraq, 24-year-oldKovan looks at pictures of her absent children, a six-year-old boy and a four-year-old girl. It has been four months since she last saw them, following her rescue from the notorious Al Hol camp, a sprawling tent city home to wives, widows, children and other family members of Islamic State group (IS) militants. Kovan, like other Yazidi women rescued from Al Hol in recent years, knew that to return home she would have to leave behind her children born in IS captivity. “I had no choice but to leave my childre…