Khalid Sheikh Mohammed
Khalid Sheikh Mohammed (sometimes also spelled Khalid Shaikh Mohammed; among at least fifty pseudonyms; born March 1, 1964; or April 14, 1965) is a Pakistani terrorist. He held by the United States at the Guantanamo Bay detention camp under terrorism-related charges. He is seen as the person who planned the 9/11 attacks in the 9/11 Commission Report.