In Afghanistan, he says, he was held for five months and tortured, before being released without charge after it was discovered that he had been confused with an al-Qaeda suspect of the same name.

ECONOMIST: Extraordinary renditions

"Security authorities suspect that three of al Qaeda's most dangerous operatives -- Ammar Ubadah al-Waeli, Ayeth Jaber al-Shebwani, Saleh al-Tayes -- may have been also eliminated, " the embassy said.

CNN: Yemen says 6 al Qaeda leaders killed

London, England (CNN) -- The father of an al Qaeda suspect wrote to President Obama on Tuesday, urging him to reconsider an alleged order to capture or kill his son.

CNN: Al-Awlaki's father asks Obama to end manhunt