Tomgram> Karen Greenberg, A New Age of Enemies Posted by Karen J. Greenberg at 5:37PM, March 18, 2012.  Tom Dispatch Just a couple of days after “Sergeant Massacre” left his base in southern Afghanistan and singlehandedly perpetrated the My Lai of the Afghan War, shooting and evidently in some cases stabbing to death 16 Afghan villagers, including nine children, a More