KARACHI A mother of infant was killed by her husband at Federal B area, Block 7, within the limits of Juharabad Police Station, on Sunday. Police said a tailor Zain-ul-Abdeen alias Javeed resident of Fareed Apartment informed police that his wife Amber, 23 hanged herself with the help of a pice of rope. However, after initial course of investigation, it was revealed the man killed his wife over the suspicious of demons over her. The accused further confessed that he killed his wife with the help of a rope as he suspected that the demons were also influencing him after his wife. The father of the victim however, rejected the confession of accused and informed to the police that the victim got married with the accused two year before, they had matrimonial disputes and the story of demons was nothing but trying to hide his criminal act, he claimed. However, police have initiated the probe after registering the case on the complaint of the victims father.