Rear Adm. David E. Mazur, vice commander of U.S. 2nd Fleet and a member of the Royal Canadian Navy, receives a demonstration of modeling and simulation capabilities from Stephanie Lewis, director of Fleet Synthetic Training at Navy Warfare Development Center, during a tour of the Navy Center for Advanced Modeling and Simulation (NCAMS), March 4, 2026. Mazur visited NWDC to learn about modeling, simulation and the upcoming 2nd Fleet 360 Wargame supporting fleet readiness and warfighting