Three persons including two brothers were gunned down over a power struggle between two rival groups at village Shamoola in Naushera Virkan police area. In an exchange of fire, the accused party from Ashi group shot dead three rivals, including two brothers of Khalid group, identified as Khalid and Mushtaq, and their friend Yousuf. The accused party also decamped with Rs 150,000 cash, two firearms, mobile phones and gold rings of their victims, said police sources.