A Croatian army officer talks with Maj. James Armstrong, the Grizzly lead observer coach trainer (OCT), for the exercise from the Joint Multinational Readiness Center (JMRC) during Immediate Response 15 in Slunj, Croatia. Immediate Response 15 is a multinational, brigade-level, Command Post Exercise utilizing computer assisted simulations and field training exercises in Croatia and Slovenia. The exercises and simulations are built upon a decisive action based scenario and are designed to enhance regional stability, strengthen partner capacity and improve interoperability.