Daily Mail 
May 2, 2018
The man charged with masterminding 9/11 could escape the death penalty after it emerged he may have suffered brain injuries at the hands of CIA investigators.
Khalid Sheik Mohammed, 53, was allegedly found to have sustained brain damage while being held in CIA custody after his capture in Pakistan  back in 2003.
After his capture he was held in the CIA’s overseas prison network before finally being transferred to Guantánamo Bay in 2006.
Since then he has been languishing in the prison along with four other alleged accomplices.
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