New Delhi, June 24 -- The NIA on Monday said it has gathered substantial body of evidence regarding the identities of three Pakistani terrorists involved in the April 22 Pahalgam terror attack based on witness testimonies, video footage, technical evidence and sketches released by J&K Police. "The NIA has gathered a substantial body of evidence regarding the identities of the terrorists. The evidence is being analysed and NIA has not reached any conclusions at this stage," said NIA in a statement on Monday....