At least three people were killed and two injured in firing incidents in different parts of Karachi, police said on Sunday. According to police, some unidentified persons shot dead a youth, Shahnawaz, in Purana Golimar area while another incident of target killing took place in Rahri Goth area where miscreants shot dead 55-year-old Ali Gohar. In yet another incident, a 40-year-old man, Parvaiz Ilahi was shot dead during resistance in a dacoity attempt. Meanwhile, two people, Abdul Lateef and 55-year-old Zeenat Bibi, were injured in resistance during dacoity attempts in Kala Pul and North Nazimabad areas respectively.