Three persons including a woman were killed and two others injured in separate incidents of violence in different localities of the city on Saturday. According to police, unknown armed men barged into a house in Ayub Goth locality of Sohrab Goth and opened fire at the residents. A woman was killed in the firing and another sustained injuries. The body and injured were shifted to Abbasi Shaheed Hospital. The police recovered two-month old disfigured dead body of a woman from a bungalow located in Defence Phase VI. In Orangi Town unknown assailants shot dead an owner of a general store. One person was injured in firing of armed men in Momanabad locality.