ISIS Fighters’ Children Are Growing Up in a Desert Camp. What Will They Become?

Viewed from a helicopter, this enormous camp that holds the wives and children of dead or captured Islamic State fighters was a sea of white tents against the desolate landscape of drought-stricken northeastern Syria.

From the ground, the human dimension of this tragedy came into focus. As a convoy of armored vehicles made its way up a dusty road, children emerged to stand at the fence amid garbage. Some waved. One boy, in a faded “Star Wars” shirt, stood with hands clasped behind his back. Another, in an oversize polo...