US-led coalition airstrike mistakenly killed 18 SDF ally fighters in Syria on April 11 – Pentagon : “A Coalition air strike in support of partnered forces fighting ISIS south of Tabqah, Syria, resulted in 18 Syrian Democratic Forces personnel killed April 11,” the statement said.
Syria: Army Command: Hundreds, including many civilians, killed in int’l coalition’s airstrike on ISIS toxic materials depot; Damascus, SANA- The General Command of the Army and Armed Forces said on Thursday that hundreds were killed, including a large number of civilians
US airstrike on Daesh poison gas depot leaves many civilians dead: Report: Reports coming out of Syria suggest that hundreds of people, including civilians, have lost their lives after an airstrike by the US-led coalition hit poison gas supplies belonging to Daesh terrorists.
Coalition Strikes Daesh Depot With Chemical Weapons in Deir ez-Zor - Syrian MoD: According to the Syrian General Staff, the US-led coalition's strike killed several hundred people, including civilians. Hundreds were poisoned as a result of the strike on Daesh's headquarters and depot with chemical weapons.
US denies claim that coalition air strike hit Isis WMD supplies releasing gas that 'killed hundreds': US Air Force Colonel John Dorrian, a spokesman for the America-led coalition, said it had carried out no air strikes in that area at the time.