A superintendent of police and two station house officers (SHOs) were injured in clash between victim families and police near Daulaywala Chowk on Tuesday.
The protesters from Kasur were demanding action against the accused involved in molestation of children.
The situation got tensed when the police attempted to stop the protestors from leaving for Lahore. They clashed with the police party and pelted them with stones.
Tension gripped the area after the incident.
Later, the police resorted to baton charge and tear gas injuring a few protestors.