S/2016/738 2/98 16-14788 Letter dated 24 August 2016 from the Leadership Panel of the Organization for the Prohibition of Chemical Weapons-United Nations Joint Investigative Mechanism addressed to the Secretary-General The Leadership Panel of the Organization for the Prohibition of Chemical Weapons-United Nations Joint Investigative Mechanism has the honour to transmit the Mechanism’s third report pursuant to Security Council resolution 2235 (2015). The report provides an update on the activities of the Mechanism up to 19 August 2016. It also outlines the concluding assessments of the Leadership Panel to date, on the basis of the results of the investigation into the nine selected cases of the use of chemicals as weapons in the Syrian Arab ...