The children had all been shown videos of beheadings and told by their trainers with the Islamic State group that they would perform one someday.
First, they had to practice their technique. More than 120 boys were each given a doll and a sword and told to cut off its head.
A 14-year-old who was among the boys, all abducted from Iraq’s Yazidi religious minority, said he couldn’t cut it right. He chopped once, twice, three times.
‘Then they taught me how to hold the sword and they told me how to hit.