Alleged Chemical Attack, April 7, 2016
At mid-day on April 7, 2016, the Kurdish-majority and Kurdish-administered Sheikh Maqsoud district of Aleppo city was hit by munitions that released toxic gas, leading to many injuries and at least nine dead, by reports. Some clues suggest chlorine was used, but details remain sketchy. A final death toll of 23 was reported (Press TV)source. Where he was supposed to fire the chemical weapons might be of interest to some.
This is a subject ACLOS can and will consider, in time, but it's a slow start.