Some reaction to yesterday's Wikileak disclosure of horrific footage from an American helicopter gunship mowing down unarmed* civilians, as crewmen gloated over the killings. James Fallows: I can't pretend to know the full truth or circumstances of this. But at face value it is the most damaging documentation of abuse since the Abu Ghraib prison-torture photos. As you watch, imagine the reaction in the US if the people on the ground had been Americans and the people on the machine guns had been Iraqi, Russian, Chinese, or any other nationality. As with Abu Ghraib, and again...