Four people have been arrested in connection with the drug bust.New Delhi: Over 500 kg of cocaine worth Rs 2,000 crore were seized in Delhi today in what is the biggest drug bust in the national capital, police said.  Four men were arrested in connection with the drug bust after a raid in south Delhi. According to the police, an international drugs smuggling syndicate is behind the massive cocaine consignment. The latest drug bust in the national capital follows the arrest of two Afghan nationals after 400 gram of heroin and 160 gram of cocaine from their possession in Delhi’s Tilak Nagar area on Sunday. On the same day, Delhi Customs seized 1,660 gram of cocaine valued over Rs 24 crore from a passenger at Indira Gandhi International Airport.The passenger is a national of the Federal Republic of Liberia, who arrived from Dubai to Delhi. He was arrested under the NDPS Act 1985.In a post on X, Delhi Customs said, “On the basis of profiling, Customs@IGI Airport have seized 1660 grams of Cocaine valued at Rs.24.90 cr from one male Pax of Federal Republic of Liberia Nationality who arrived from Dubai to Delhi. The Pax has been arrested under NDPS Act, 1985.”Further investigation is underway.