Officials of the anti-narcotics cell (ANC) arrested four persons for possessing and trying to sell cocaine to drug lord Ali Saudagar, who operates from Patil Estate in Shivajinagar, on Wednesday afternoon.

The total amount of cocaine seized was 520 gm, which is worth Rs 52 lakh in the international market. Officials said the contraband was in crystal form and claimed is was the first case wherein such a large quantity of cocaine was seized in the city.