http://andrewsullivan.theatlantic.com/the_daily_dish/2010/04/wikileaks-reax.html
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 assuming this is what it seems to be, the temptation will be to blame the operations-level people who were, in this case, chuckling as they mowed people down. That's not where the real responsibility lies.