The Delhi Police Special Cell has seized 354 kilograms of good quality heroin worth Rs 2,500 crores and busted a huge international drug syndicate. Four people - three from Haryana and one from Delhi - have been arrested so far in the case. This is one of the biggest consignment of drugs to ever be caught by the Special Cell and one of the largest drug syndicates to be exposed. The police are investigating an angle of narco-terrorism in the case. Interrogation of suspects is currently underway. Watch video to know more.