It's not just UPA's main ally Mamata Banerjee or Odisha Chief Minister Naveen Patnaik who are opposing the National Counter Terrorism Centre (NCTC), but even Research and Analysis Wing (R&AW) - India's external intelligence agency - had put up a red flag way back in early2010. And, theirs was, perhaps, the first dissent that the Home Minister P Chidambaram faced.