Abdul Quddoos Khan

Abdul Quddoos Khan is a Pakistani microbiologist.cite news
url=http://www.washingtonpost.com/wp-dyn/content/article/2006/06/09/AR2006060900918.html
title=Al Qaeda Near Biological, Chemical Arms Production
pages=Page A1
publisher=Washington Post
author=Barton Gellman
date= March 23, 2003
accessdate=2007-11-19]
Khalid Sheikh Mohammed, widely considered one of the masterminds of the September 11, 2001 al Qaeda attacks in the United States, was captured in Khan's home on March 1, 2003.

According to an article published in the Washington Post on March 23 2003 unnamed officials believe "handwritten documents and computer hard drives" found in Khan's home suggest that al Qaeda had a program to develop biological weapons.The Washington Post reported that Khan had "disappeared".

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