Mastermind of 9/ 11 Khalid Sheikh, US announced charges

US announced charges against Khalid Sheikh, accused mastermind of 9/ 11, 2001 terrorist attacks.  Four others accused are also involved in this plot. "If convicted, the five accused could be sentenced to death," the Defense Department said in a statement. Along with Mohammed, the others are Walid Muhammad Salih Mubarak Bin  Attash, Ramzi Binalshibh, Ali Abdul Aziz Ali, and Mustafa Ahmed Adam al Hawsawi. The charges allege that the five are "responsible for the planning and execution of the attacks of Sept. 11, 2001, in New York, Washington D.C., and Shanksville, Pa., resulting in the killing of 2,976 people," the statement said. The five accused are charged with "terrorism, hijacking aircraft, conspiracy, murder in violation of the law of war, attacking civilians, attacking civilian objects, intentionally causing serious bodily injury, and destruction of property in violation of the law of war. The convening authority has referred all charges to a joint trial." The convening authority, Office of Military Commissions, referred charges to a capital military commission, the department said. "Each of the five accused have been provided, in addition to their detailed defense counsel, learned counsel, possessing specialized knowledge and experience in death penalty cases, to assist them in their defense," the Pentagon said. The chief judge of the Military Commissions Trial Judiciary will assign a military judge to the case, and the five will be arraigned at Naval Station Guantanamo Bay, Cuba, within 30 days of service of the referred charges upon them.