 Yazidi boys were taken to Raqqa, Syria to be trained to fight for ISIL, with some being forced to fight as U.S.-led forces closed in on the group.Following ISIL's retreat from Iraqi and Kurdish forces in the region during late-2017 campaigns, both governments laid claim to the area.The Yazidi population, with only about 15% returning to Sinjar during the period, was caught in the political crossfire.