150609-N-HX127-295 BALTIC SEA (June 9, 2015) Joint NATO maritime and ground forces leaders pose for a photograph aboard the amphibious transport dock ship USS San Antonio (LPD 17) during Baltic Operations (BALTOPS) 2015. BALTOPS is an annual multinational exercise designed to enhance flexibility and interoperability, as well as demonstrate resolve among allied and partner forces to defend the Baltic region. (U.S. Navy photo by Mass Communication Specialist 3rd Class Timothy M. Ahearn/Released)