From the Pakistani paper The International News, Amarjeet Singh Dulat of RAW and Asad Durrani of the ISI write

Post-9/11 and post-26/11 Mumbai, one would think that exchange of intelligence information among friendly agencies was occurring as a matter of course'"to help fill information gaps, to verify sources and substance, and to get a 'second opinion.' However, as any report on intelligence reform or failures shows, the absence of coordination, even among their own agencies, remains problematic.

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