Support WBURRussia And Turkey Agree On A Demilitarized Zone In Syria's Last Rebel StrongholdPlay03:00Download AudioRuth SherlockLama Al-ArianSeptember 17, 2018 ShareThis photo released on Sept. 10 by the Syrian Civil Defense group, known as the White Helmets, shows smoke rising from an airstrike, in Hobeit village, near Idlib, Syria. (Syrian Civil Defense White Helmets via AP)