AMRITSAR, June 18 -- A Nigerian national identified as Collins and two local aides, part of a drug racket, have been arrested with 112 gm of cocaine, Amritsar police said on Tuesday.

Collins, who was currently residing in Delhi and his two local distributors identified as Ishpreet Singh alias Harsh and Akhilesh Vij, residents of Basant Avenue locality were arrested with narcotics and one pistol of .32-bore, commissioner of police Gurpreet Singh Bhullar said.

"The cartel operated primarily through WhatsApp. Collins, the key supplier, sourced the narcotic substances and distributed them through his local contacts in north India. Akhilesh either received consignments directly from Collins or travelled to procure them and sell it directly t...