SHORKOT: At least seven labourers were killed and as many others injured when a boiler of a sugar mill exploded in Shorkot Tuesday.
Several laborers are trapped under the debris of the collapsed roof of the factory.
The fire brigade is trying to put out fire.
Rescue 1122 and police have shifted dead bodies and injured to near-by hospitals.
Meanwhile, Punjab Chief Minister Shahbaz Sharif has expressed grief and sorrow over the death of labourers in an incident of boiler explosion in a factory in Shorkot.