A mother has jumped into a well in Vattakachchi in Kilinochchi with her three children aged two, five and eight, Police said.
They said the mother was rescued by the villagers while the body of one-year-old child has been found.
Search operations are underway to find the missing children with the assistance of the navy and the residents of the area.
Police said investigations have revealed that the incident has occurred due to a family dispute. (Romesh Madushanka)