American special forces commandos have been ordered to launch covert operations against arms supply lines to terrorists and the three rogue nations referred to by President George W. Bush as the "axis of evil". Mr Bush has signed a classified executive order giving special forces unprecedented authority to combat and, if necessary, destroy arms suppliers who aid terrorism and any attempts to develop weapons of mass destruction. Last night the Pentagon confirmed that Mr Bush gave the order last month, shortly after the White House confronted North Korea with evidence that it was secretly buying nuclear technology. His move followed...