The UN announced today that ISIS fighters have executed scores more people around Mosul this week and are reportedly stockpiling ammonia and sulfur in civilian areas, possibly for use as chemical weapons. UN human rights spokeswoman Ravina Shamdasani said on Friday adding A mass grave with over 100 bodies found in the town of Hammam al-Alil was one of several ISIS killing grounds, Shamdasani said, citing information gleaned from sources on the ground including a man who played dead during a mass execution. SIS has slaughtered 40 civilians in Mosul for "treason and collaboration" and used chemical weapons that has left people horribly burned, it has been revealed today. According to UN: Bodies have been hung on electrical poles in the Iraqi city. They have been left at intersections throughout the areas of the city that the death cult is battling to defend against Iraqi government forces.