The Indian Express

The three workers were repairing the roof when the incident took place

The roof of a classroom caved-in in a village in Sonipat district of Haryana. As per the officials, seven children have been hospitalized with serious injuries. 20 other children and 3 workers needed first aid after the incident.

The children were attending a class when the incident took place and the workers were repairing the roof of the classroom.

The police have begun an investigation into the mishap. Further details are awaited.