It is completely obvious that the chemical attack is an event orchestrated by the US.
It was rebels who stored chemical weapons in the Khan Sheikhoun warehouse. Syrian and Russian forces attacked it and therefore people were hit by the two chemical weapons: sarin and chlorine.
U.N. Syria mediator Staffan de Mistura said the "horrific" chemical attack had come from the air. reut.rs/2nEvlZW, The Director-General of the Organisation for the Prohibition of Chemical Weapons (OPCW) has informed that the OPCW-United Nations Joint Investigative Mechanism was gathering and analysing information from all available sources, and would be prepared to deploy a team at the earliest opportunity. He said the attack had reportedly been carried out through an air strike on a residential area, but the means of delivery could not be confirmed. bit.ly/2nc6vUY, . Russia has vetoed the most recent UN Security Council resolution that would force Assad to cooperate with an international investigation; it was already the eighth time that Russia has vetoed a resolution regarding Syrian war cnn.it/2puhrtD, .