The officials of the fast-tracking probe in Calcutta tomorrow in Hyderabad are yet to find another racket. Police arrested 9 people earlier this afternoon and presented them before the media. The Nigerians, who are arrested today, come to India on student visas and stay in Goa, said the task force's DPP limbarreddi. There is also a person named Christopher of South Africa, who is also a student visa and is in Goa. The gang said nine people were arrested. They are selling drugs online in Hyderabad as they are based in Goa.