At least 40 schoolchildren were injured after the bus in which they were travelling overturned in Panchkula district of Haryana on Monday.

The cause of the mishap is still not known.

The accident perhaps occurred due to overspeeding by driver.

The accident occurred near Naulta village in the district and the injured were brought to Pinjore Hospital and Sector 6 Civil Hospital in Panchkula, reported India Today.

Police reached the spot to investigate the incident.