National Investigation Agency (NIA) on Friday detained a suspected ISIS activist in Burdwan district in West Bengal, an NIA source said here on Friday.

The detained youth is a first year polytechnic student of a private engineering college at Gopalpur under Kanksa PS in the district.

He was later brought to Kolkata by the NIA officials, who interrogated him for hours to confirm his alleged connections with the dreaded terrorist outfit, the source without divulging details.