 U.S. authorities have justified the continued detention of several dozen Afghan Guantanamo captives by the suspicion they had participated in the battle of Tora Bora, had been present during the battle, or had passed through the area of the battle before or after it concluded, or helped Osama bin Laden to escape.In September 2007, Ayman Saeed Abdullah Batarfi, a Yemeni medical doctor held as an enemy combatant by the United States, was reported to have described the conditions during the battle