"The CIA's use of the cover of humanitarian activity for this purpose casts doubt on the intentions and integrity of all humanitarian actors in Pakistan, thereby undermining the international humanitarian community's efforts to eradicate polio, provide critical health services, and extend life-saving assistance during times of crisis like the floods seen in Pakistan over the last two years," the InterAction coalition wrote to the CIA director, David Petraeus.
In the weeks before the 3 May operation to kill Bin Laden, Afridi was instructed to set up a "fake" vaccination scheme in the town of Abbottabad, in order to gain entry to the house where it was suspected that the al-Qaeda chief was living, and extract DNA samples from his family members.