Five men accused of plotting the 9/11 attacks have refused to answer a military judge's questions during a court hearing at Guantanamo Bay.<br /><br />Khalid Sheikh Mohammed and four other defendants remained silent and refused to enter pleas to murder and terrorism charges.<br /><br />Defence lawyers say the military tribunals are illegitimate because of the restricted access they have to their clients.<br /><br />...<br />http://www.euronews.net/