Details of the five men detained in the US naval prison at Guantanamo Bay, Cuba, slated to be arraigned on capital murder and terror charges on May 5. Khalid Sheikh Mohammed ("KSM"), 44: a Kuwaiti of Pakistani origin captured in March 2003 and taken to Guantanamo in September 2006. According to a transcript of his interrogation he claims to be the mastermind of the September 11, 2001 attacks and a whole string of other incidents, including the killing of US reporter Daniel Pearl in 2002. Ramzi Binalshibh, 35: A citizen of Yemen, he co-rented a flat in Hamburg, Germany, with Mohammed Atta, the head of the Al-Qaeda team which carried out the September 11 attacks. Captured in Pakistan in September 2002, he is believed to have helped coordinate the attacks. Ali Abd al-Aziz Ali, around 30: A Pakistani raised in Kuwait and a nephew of prime suspect Khalid Sheikh Mohammed, he is believed to have helped with logistics and funding for the September 11 attacks. Captured in April 2003 in Pakistan. Walid bin Attash, around 29: Born in Saudi Arabia of a family from Yemen, he is accused of being the mastermind of the attack on the destroyer USS Cole in Yemen in 2000, which killed 17 US soldiers. He was captured along with Ali Abd al-Aziz Ali in Pakistan in April 2003. Mustapha al-Hawsawi, 40: A Saudi associate of Osama bin Laden who is accused of holding Al Qaeda's purse strings in its first years of existence, and notably of having arranged funding for the September 11 plot. Captured in Pakistan in March 2003.