photo - This artist rendering shows Army Pfc. Bradley Manning, right, being shown a bedsheet as he testified in his pretrial Wikileaks hearing in Fort Meade, Md., Friday, Nov. 30, 2012. Manning, who is charged with leaking classified material to WikiLeaks in the biggest security breach in the country's history testified Friday that he once tied a bedsheet into a noose while considering suicide after his arrest.  (AP Photo/William Hennessy)