U.S. Air Force Col. Robert Marks addresses ceremony attendees during the exercise’s opening ceremony at Capljina, Bosnia-Herzegovina, May 28, 2012. The exercise, in the spirit of partnership for peace, directly supports U.S. European Command's theater cooperation efforts and strategy for active security with European countries. Marks is the Shared Resilience 2012 co-director. (U.S. Air Force photo/1st Lt. Jason Smith)