KATHMANDU: Police on Friday held two suspects for allegedly smuggling narcotic drugs into Kathmandu. Santhosh Thakur, 18, of Bihar, India and Bishal Pandit, 28, of Dhading were arrested with 39 grams and 19 grams of brown sugar (heroin) from Kalanki during a security check. They have been kept in the custody of the Metropolitan Police Circle, Kalimati, said the police, officials said.