The kingdom calls for taking a firm stand against the perpetrators of the use of these chemical weapons and bringing them to international trial, especially as chemical weapons are still being used in Syria until now, he said. The kingdom expresses deep concern at the findings of the organization's investigation team in their three reports issued late October 2015, he added. He noted the Riyadh Declaration of the Fourth Summit of Arab and South American countries, which was held in Riyadh during the period 11 and 12 November 2015, which expressed appreciation of the distinguished work of the Organization for Prohibition of Chemical Weapons and reaffirmation of the provisions of Security Council resolution 2209 of 2015, which condemned the use of Chemicals in Syria and stressed the need for the conflicting parties to stop use, development, production, stockpiling, retention or transfer of chemical weapons, in addition to the establishment of a joint fact-finding mechanism to identify and hold accountable those responsible for the use of those weapons. --SPA 02:10 LOCAL TIME 23:10 GMT www.spa.gov.sa/w