Marines waiting for Secretary of Defense Leon Panetta to speak at Camp Leatherneck were ordered by Sgt Maj. Brandon Hall to go out and leave their weapons outside the room. Panetta arrived in Afghanistan Wednesday for a two-day visit amidst heightened tensions after an American soldier was alleged to have killed 16 Afghan civilians. It was an unusual request as it is not customary to disarm for a defense secretary visits. The Marines did as they were told. There were about two dozen Afghan soldiers in attendance who were unarmed. Hall was told to do so by Maj. Gen. Mark...