Islamic State militants have killed more than 60 Syrian regime fighters in 48 hours, a monitor said Saturday

Syria on Monday stepped up fuel rationing as shortages became more severe in government-held areas, with an official blaming the shortfall on Western sanctions against the war-torn country.

A mechanism initiated by Qatar and some other countries for a fact-finding mission in Syria, has resulted in equipping the international community better to achieve accountability, a senior official has said.

Syrian Kurds on Saturday repatriated 25 women and children from Iraq's Yazidi minority after freeing them during the final push against the Islamic State group, a local official said.

An Israeli airstrike on a military base in Syria's Hama province early Saturday injured three people, Syrian state media reported.

A double bomb attack Tuesday in the northern Syrian city of Raqa, a former bastion of the Islamic State group, killed 13 people, mostly civilians, a war monitor said.

Syrian government forces fought off an attack by a group of suicide bombers on a position in western Syria on Tuesday, during which three people were killed in addition to all of the militants, a state-run TV station reported.

At least 15 people were reported killed on Sunday in shelling by government and insurgent forces in northwestern Syria, further straining a Russian-Turkish ceasefire deal for the region.

The paramedics' log at al-Hol camp in eastern Syria lists the injuries and ailments of infants rushed from the battlefield to its crowded, dirty clinic: malnourishment, stunted growth, broken leg.

A former Russian military captain was sentenced on Tuesday to 19 years in prison for fighting alongside the Islamic State extremist group in Syria, state media reported.

Dressed in yellow from head-to-toe, Abu Zakkour is hailed as part of the ‘heritage’ of the northern Syrian city of Aleppo, along with its mediaeval citadel and its ancient covered markets.

The Islamic State group on Tuesday claimed an attack on US-backed forces in the northern Syrian city of Manbij, days after their "caliphate" was declared defeated.