New Delhi:Nine Afghan nationals have been arrested and over 1.6 kg of "high grade" heroin has been seized from them during an international drug syndicate bust, the Narcotics Control Bureau said on Sunday.
The NCB said some of the accused had ingested heroin capsules and seven of them were intercepted on December 28 when they arrived from Kabul while the other two were residing in Delhi.
The seven, who came to Delhi from Kabul via Kandahar, were acting as "drug mules" while the two others were facilitators, NCB Delhi Zone Director K P S Malhotra said.
However, a detailed probe is on to identify other persons linked to this syndicate, he said, the NCB operation had begun last month and culminated with the arrest of the nine persons.
Over 1.6 kg high-grade heroin, in 177 capsules, has been seized from them.
Also read: PM Modi, Shah feature on kites in Ludhiana ahead of Makar Sankranti, Lohri