Siwan:Three persons were injured in a clash between two groups over a dispute involving children in the Town police station area in Siwan district on Sunday. The incident occurred near Nayabazar Pokhara locality, where a disagreement between the two groups escalated into violence. Two people – Mohammad Nizam and Shariq Ali – sustained gunshot wounds. Another person, Mohammad Asif Ashraf, was beaten up by the rival group, said Town SDPO Ajay Singh.