There was no immediate claim of responsibility for the attack, which the Observatory said also wounded at least 51, updating an earlier casualty toll. Idlib, the last major part of Syria still outside the control of President Bashar al-Assad's regime, is held by an alliance led by Syria's former Al-Qaeda affiliate, Hayat Tahrir al-Sham.
There was no immediate claim of responsibility for the attack, which the Observatory said also wounded at least 51, updating an earlier casualty toll. Idlib, the last major part of Syria still outside the control of President Bashar al-Assad's regime, is held by an alliance led by Syria's former Al-Qaeda affiliate, Hayat Tahrir al-Sham.