Thallarevu (Kakinada) : On the eve of Dussehra, four students, who went for swimming, drowned in Gautami-Godavari river in Kakinada district of Andhra Pradesh, the police said. The incident occurred near Gopulanka hamlet in Thallarevu mandal on Saturday. Their bodies were fished out with the help of expert swimmers on Sunday. According to police, seven students entered into