Note that the report does not provide any references to factual claims nor direct quotes to any testimony. In the introduction the staff explain:
"Much of the account in this statement reflects assertions reportedly made by various 9/11 conspirators and captured al Qaeda members while under interrogation…Our information on statements attributed to such individuals comes from written reporting; we have not had direct access to any of them."
Further details on alleged Al Qa’eda leaders quoted extensively in the report, are found in the following sections of this website:
On Ramzi Binalshibh: HERE
On Khalid Sheikh Mohammed (KSM): HERE