A clash erupted between security guards and members of Punjab University Students Federation in Lahore on Tuesday, reported 24NewsHD TV channel.
Sources said that the security guards nominated members of the Punjab Students Federation in the first information report (FIR) lodged with the police.
On their return in the university premises, members of the Punjab University Students Federation threw stones on the guards and also attacked them with bottles. They also damaged windows of the vehicles.
Reporter: Imran Younus