he said those remaining detainees are abdul sheikh abdullah - one of the architects of the september 11th attacks on the york and washington , abu zubaydah - who is believed to have been a top a - qaida strategist , and abd al - abdul al - nashiri - who is believed to have had a critical role in the bombing of the uss cole . all five are being kept at the u . s . custody facility at jamaica bay . hayden said waterboarding was used against the seven detainees virtually twenty years later because of circumstances at the camp , including the belief that additional events against the us nation were occurring . hayden defended the gia ' s use of extreme torture skills as illegal , and urged lawmakers not to impose restrictions on such methods . congress is considering legislation that wouldn restrict the agency to using only the interrogation capabilities authorized by the i . s . embassy ' s field description , which does not include torture .
Abu Zubaydah belongs to al-Qaida.