ENTERING THE BALTIC The guided-missile destroyer USS Jason Dunham enters the Baltic Sea, May 4, 2015. The Jason Dunham is conducting naval operations in the U.S. 6th Fleet area of responsibility in support of U.S. national security interests in Europe. SHARE: Download: Full Size (0.05 MB) Credit: VIRIN: 968991-P-PXJ35-373.jpg Photo Gallery