At least 43 people have been confirmed dead in a car bomb blast in the rebel-held Syrian town of Azaz, near the Turkish border.
According to reports from BBC, The explosion occurred outside a courthouse in the town, some just 7km (four miles) from the Turkish frontier.
Azaz has recently been targeted by Islamic State (IS) militants.
The latest blast comes during a nationwide truce – brokered by Russia and Turkey. It has been mainly observed, despite some violations.
No group has come out yet to claim responsibility of the bombing, which according to some reports may have killed as many as 60 people and injured many more.
The activist group Syrian Observatory for Human Rights said six rebels were among the dead, with the rest believed to be civilians.