India and Pakistan on Friday headed for a confrontation as New Delhi formally conveyed its objection over Pakistans National Security Advisor Sartaj Aziz .\rbr\rbrAs suspense mounted over holding of the Indo-Pak NSA-level talks after both sides hardened their positions on the issue of Kashmiri separatists, External Affairs .\rbr\rbrAs suspense mounted over holding of the Indo-Pak NSA-level talks after both sides hardened their positions on the issue of Kashmiri separatists, External Affairs .\rbr\rbrIndia today put the ball in Pakistans court over the much-hyped NSA talks, saying that hosting of Kashmiri separatists would be contrary to the Ufa spirit where .