Raigunj: In a tragic incident two children were killed as the wall of the house they were sleeping collapsed due to heavy rains on Thursday night. The incident took place at Bangshiharipur area in South Dinajpur district. The mud house unable to cope with the continuous downpour succumbed and the debris fell on the Childs killing them on the spot. Police rushed to the spot after the incident and the bodies have been sent for postmortem. The incident left a shadow of grief in the area.