them, and killing them is totally prohibited. god is in the koran. those people who lose the capacity to use their brain, their perceptive capacity to see and hear the truth, they're worse than animals. that's exactly what they've demonstrated there is no room for any discussion on this. it's haram, it's anti-islam, and it should be treated as such. >> reporter: as for the yazidi, the tragedy is so great that their own strict traditions have had to adjust. before isis came, marrying outside the faith was strictly condemned. those accused of adultery or even a victim of rape could be killed for dishonoring the family. that is changing. we sat down with yazidi spiritual leader baba sheik to ask how the faith is dealing with the victims.