Boys seated in classroom during lesson at al-Tabqah school, Syria

SYRIA - JUNE 18: In this handout footage provided by U.S. Department of Defense, Children return to school at al-Tabqah childrens center on their first day back for the new semester in al-Tabqah, Syria, May 14, 2018. Prior to the defeat of ISIS, schools in the area were evacuated and shut down for nearly five years. Better Hope for al-Tabqah opened with the support of the U.S. State Department and offers multiple educational programs including special needs, literacy classes, and traveling psycho social support programs that have reached 11,000 children in Raqqah province. (Footage by U.S. Department of Defense/Milmotion via Getty Images)