A U.S. Army Observer/Coach-Trainer (foreground) with the Joint Multinational Readiness Center (JMRC) talks to Dutch tank crew members during Exercise Allied Spirit I at the Hohenfels Training Area, Germany, Jan. 20, 2015. Exercise Allied Spirit includes more than 2,000 participants from Canada, Hungary, Netherlands, United Kingdom and the United States. Allied Spirit is exercising tactical interoperability and testing secure communications among alliance members. (U.S. Army photo by Visual Information Specialist Markus Rauchenberger/released)