KHANEWAL: A student was killed and two others injured in a clash between PML-N and PTI workers here. The clash had taken place during Independence Day rally. On Friday, the workers of both rival parties again attacked each other with sticks and iron rods at the Al-Hadees Chowk. The clash claimed life of Aalim Amir, a second year student. The victim is said to be a PML-N worker while two persons were injured who were rushed to district headquarters hospital. A case has been registered against 13 PTI workers. Police hunt is under way to nab the culprits.