bellingcat – The Khan Sheikhoun Chemical Attack, The Evidence So Far – bellingcat – facts are important and these guys are the only ones I have found that are really interested with facts.

On Tuesday April 4th 2017, videos and images emerged from sources within Syria showing what is claimed to be a chemical weapon attack that targeted Al Sheikhun south of Idlib.IntroductionInitial reports of the attack appeared on social media on the morning of Tuesday April 4th 2017. It was claimed that airstrikes in Khan Sheikhoun, Idlib, had included the use of a chemical agent, which many sources began describing as Sarin. A typical summary of events from these sources is shown below

Source: bellingcat – The Khan Sheikhoun Chemical Attack, The Evidence So Far – bellingcat