Staff Sgt. Sam Cobb, 100th Aircraft Maintenance Squadron hydraulics technician, communicates with the pilots during a pre-flight check of a KC-135R Stratotanker at Powidz Air Base, Poland, June 5, 2017. BALTOPS is an annually recurring multinational exercise designed to enhance flexibility and interoperability, as well as demonstrate resolve of allied and partner forces to defend the Baltic region. Participating nations include Belgium, Denmark, Estonia, Finland, France, Germany, Latvia, Lithuania, the Netherlands, Norway, Poland, Sweden, the United Kingdom, and the United States. (U.S. Air Force photo by Staff Sgt. Jonathan Snyder)

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Photo by: Staff Sgt. Jonathan Snyder |  VIRIN: 170605-F-RH756-089.JPG