New Delhi, Oct. 18 -- The Directorate of Revenue Intelligence (DRI) has seized 137 kg of crystal methamphetamine, valued at over Rs 100 crore in the illicit drug market, in Tamil Nadu's Nagapattinam district, busting a suspected coastal trafficking network allegedly attempting to smuggle the narcotic to Sri Lanka through a maritime route.

Four persons have been arrested in connection with the seizure and remanded to judicial custody, the Ministry of Finance said in a statement on Sunday.

The intelligence-led operation was conducted on October 16 and 17 following specific inputs that a large consignment of narcotic substances had been transported to a coastal village in Nagapattinam for storage and onwards smuggling to Sri Lanka through ...