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The story of the Pakistani informer was circulating in the rumor mill within days of the Abbottabad raid, but at the time, no one could or would corroborate the claim. Such is the difficulty of reporting on covert operations and intelligence matters; there are no official documents to draw on, few officials who will talk and few ways to check the details they give you when they do.
Two years later, when I was researching my book, I learned from a high-level member of the Pakistani intelligence service that the ISI had been hiding Bin Laden and ran a desk specifically to handle him as an intelligence asset. After the book came out, I learned more: that it was indeed a Pakistani Army brigadier all the senior officers of the ISI are in the military who told the C.I.A. where Bin Laden was hiding, and that Bin Laden was living there with the knowledge and protection of the ISI.
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I cannot confirm Hershs bolder claims for example, that two of Pakistans top generals, Ashfaq Parvez Kayani, the former army chief, and Ahmed Shuja Pasha, the director of the ISI, had advance knowledge of the raid. But I would not necessarily dismiss the claims immediately. Hershs scenario explains one detail that has always nagged me about the night of Bin Ladens death.
After one of the SEALs Black Hawk helicopters crashed in Bin Ladens Abbottabad compound, neighbors called the police and reported hearing both the crash and the subsequent explosions. The local police told me that they received the calls and could have been at the compound within minutes, but army commanders ordered them to stand down and leave the response to the military. Yet despite being barracked nearby, members of the Pakistani Army appear to have arrived only after the SEALs who spent 40 minutes on the ground without encountering any soldiers left.
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