Secretary-General of the Kurdistan Islamic Union Salahuddin Muhammad Bahauddin described the events of August 3, 2014, in Sinjar as a black day.
"What those outlaws have committed is a heinous crime against humanity and against the Yazidi citizens of Sinjar," Secretary-General said in a tweet on Twitter.
He added, "ISIS carried out the mass killing, enslaved women and children, and with this heinous crime the terrorist organization proved that it is hostile to Islam and Muslims."