- ISIS claims its brutal treatment of Yazidis -- including murder, enslavement and rape -- is justified by Islam
- One former slave says she was raped by 12 men who claimed that by abusing her in such a way, she would "become Muslim"
- Religious scholars insist ISIS's actions have no basis in Islam: "They have hijacked Islam. They have denigrated, desecrated it"
Lalish, Iraq (CNN)Sitting on a shabby green sofa somewhere in the ISIS-controlled city of Mosul, Iraq, the militants laugh and joke as one of them films their excited chatter.