"The New York Times reported Sunday that in 2011, for the first time, deaths among civilian contractors working for American companies in Afghanistan outnumbered the deaths of U.S. military personnel in that country. The figure highlights the extent to which modern U.S. military has come to rely on the private sector in carrying out its missions. In September 2009, before the recent surge, contractors made up 62 percent of the U.S. presence in Afghanistan. Furthermore, many believe that the civilian number is understated because, unlike the military, the contractors are under no obligation to disclose their casualties to the public."Read the rest of the article in "Civilian Contractors in Afghanistan", Foreign Policy Association, February 17, 2012. See a list of private military contracting firms providing security, intelligence, aviation, language and training support to the DoD in Afghanistan.