As fighting continues in the Idlib Governorate, the Syrian Army takes control of rebel-stronghold Kafranbel for the first time since 2012, and 18 nearby villages including Sheikh Dames and Sheikh Mustafa.
Two bombs attached to a military bus detonate as it passes under Jisr al-Rais bridge in Damascus, killing 14 people. Minutes later, military shellfire kills at least 10 civilians in Ariha, Idlib Governorate.
Turkey says Syrian shelling killed five of its troops at an observation post at Taftanaz Military Airbase in Idlib Governorate. The Turkish government says it "retaliated against the attack to destroy all enemy targets and avenging our fallen troops".
Israeli warplanes fire missiles near Damascus, Syria. A pro-opposition war monitor says army positions and Iran-backed militias are targeted, killing 12 fighters. Syria says eight fighters are wounded and Israel intends to "save the armed terrorist organisations which have been collapsing in Idlib and western Aleppo Governorate in front of the strikes of the Syrian Army".
Syrian Army shelling kills Turkish military personnel in Idlib Governorate, prompting retaliation by Turkish forces. A pro-opposition war monitor says the Turkish retaliation killed 13 Syrian soldiers, which Syria denies. The Russian Ministry of Defence says Turkey moved troops "inside the de-escalation zone [...] without notifying the Russian side". Turkish President Erdoğan says the Syrian shelling killed five Turkish soldiers and three civilian personnel, with nine others injured, and that the Russians "need to stand aside".
The Syrian Army enters the strategic town of Khan Shaykhun in the Idlib Governorate for the first time since losing control of the town to rebels in 2014, according to the Syrian Observatory for Human Rights.
The Syrian Army and the Turkish Land Forces exchange heavy fire in the northern Idlib Governorate, in what Turkish officials described as a deliberate mortar attack on one of their observation posts in Murak that wounded three Turkish troops.