Islamic State training camps for children

This April 19, 2015, picture shows the Syrian refugee camp in Akcakale, Turkey, one of many camps near the border with Syria where activists say the Islamic State group indoctrinates and recruits young Syrians for battle.

In this April 19, 2015 picture, Syrian boy Ahmad, 7, whose parents went missing in Syria, attends a class of religious lessons at an Islamic teaching center designed to counter Islamic State group indoctrination, near the Turkish-Syrian border city of Sanliurfa, southern Turkey.

In this April 19, 2015 picture, young Syrians attend a class of religious lessons at an Islamic teaching center designed to counter Islamic State group indoctrination, near the Turkish-Syrian border city of Sanliurfa, southern Turkey.

In this April 19, 2015 picture, young Syrians gather to recite verses from the Quran, Islam’s holy book, as they attend a class of religious lessons at a teaching center designed to counter Islamic State group indoctrination, near the Turkish-Syrian border city of Sanliurfa, southern Turkey.

In this April 19, 2015 picture, a Syrian preacher, right, gives religious lessons to young Syrians, at an Islamic teaching center designed to counter Islamic State group indoctrination, near the Turkish-Syrian border city of Sanliurfa, southern Turkey.

In this April 19, 2015 picture, Syrian boy Ahmad, 7, whose parents went missing in Syria, reads the Quran at an Islamic teaching center designed to counter Islamic State group indoctrination, near the Turkish-Syrian border city of Sanliurfa, southern Turkey.