Dinajpur Correspondent: A sand worker has gone missing in the Karatoa river in Kanchdah area of Nawabganj, Dinajpur. The incident happened on Friday afternoon. The name of the missing worker is Shravan Sarkar (16). He is the son of Bipul Sarkar of village Silimpur of Pirganj upazila of Rangpur. Three laborers came to take sand in a tractor and went to take a bath in Karatoya river at noon. At one point in Satar, Shravan drowned in deep water among them. On receiving the information, rescue operations were carried out by fire service and civil defense rescue personnel. They summoned divers from Rangpur without finding it. Shravan was not found till evening.