New Delhi, Nov 15 The National Investigative Agency (NIA) is all set to question Rahul Bhatt and his three friends for their alleged links with the Lashkar operative, David Headley.

As the Headley terror plot investigation is getting momentum, the intelligence agencies are gathering details of the people who came in contact with him during his stay in Mumbai.

Headley, who stayed in Mumbai for five day prior to 26/11 attack also met a son of a distributor apart from Rahul.

Earlier in the day, Home Secretary G K Pillai said no one had been given a clean chit including Rahul as investigations were still on. (ANI)