The Home Minister Mr P Chidambaram today said that the National Investigative Agency will be probing the connection between Mecca Masjid and Samjhauta blast cases. He said that NIA has been directed to investigate the samjhauta Express blast case and this is one of the aspects it will be probing. Replying to a question whether there was any finger of suspicion on any Hindu organisation's involvement in the blast.Mr Chidambaram said that nothing can be said about this as the the case is yet to be solved.