Bashar al Assad accuses armed groups of carrying out a toxic gas attack
Russian Foreign Minister says the Syrian government has every right to chase militants out of Idlib
Foreign Ministry says US led coordination has 'eased humanity's conscience'
When our president draws a red line, our president enforces the red line, says Haley
Russia warns against snap judgments on alleged chemical attack
Russia bears responsibility for these brutal attacks
Syrian state media late last month accused rebel groups of having fired shells containing toxic gas
Security Council set up the so-called joint investigative mechanism to determine who was behind the chemical attacks