Kolkata, May 23: Former CBI additional director U N Biswas was today put through an intense five hour grilling by officials of the Narcotics Control Bureau (NCB) in connection with the major drug bust from his apartment rented out to a Mizo. The NCB officials led by its assistant director N C Patra questioned Biswas at his residence at salt lake from 10:30 am to 3:30 pm.
"We had satisfactory discussions," a senior NCB official commented briefly as he stepped out of Biswas' house, but refused to divulge further details.
He hinted that the bureau might question Biswas again.
The questioning of Biswas came after the arrest of a casual employee of Mizoram house in the metropolis who gave his name as a reference to N Thanga, the Mizo tenant of the former CBI additional director. Thanga has since absconded.
The casual employees of Mizoram house, H Lalawi Zauva, was also grilled for two days and arrested yesterday by the NCB for suspected links with a drug cartel.
It was on the basis of Zauva's reference letter that Biswas had rented his house to Thanga.
Thanga's wife and brother have been detained in Shillong for questioning.
NCB sleuths had raided the residence of Biswas on May 17 and arrested five foreigners, two Chinese and three Myanmarese, besides seizing 24 kg of drugs valued at Rs five crore from his ground floor tenanted flat. Bureau Report