Three persons were killed in different firing incidents in Karachi after which death toll reaches 15 within two days, report said. Firing as well as violent incidents continue in Karachi in which six more persons injured. According to police, some unidentified motorcyclists open fire on a shop on Abul Hassan Asfahani Road and killed three persons namely Jamal, Abdullah and Rashid and a person was shot dead in Jhanda Chowk area of Liaqatabad, while 30-year-old Aijaz injured by a stray bullet in Kharadar. Meanwhile, a person namely Niaz received bullet injuries in Saeedabad near Hab River Road.