Blackwater Worldwide security guards Evan Liberty (L) and Dustin Heard (R) leave the federal courthouse with their legal team and supporters after being arraigned with 3 fellow Blackwater guards on manslaughter charges for allegedly killing 14 unarmed civilians and wounding 20 others in a 2007 shooting in Baghdad, in Washington, January 6, 2009. REUTERS/Jonathan Ernst (UNITED STATES)