190410-N-XM324-018 MONTEREY, Calif. (April 10, 2019) Maj. Nicolas Martinez, a representative from Marine Headquarters Installations and Logistics, speaks to Naval Postgraduate School Marine Corps students on possible research topics concerning batteries and mobility at the Research Tradeshow as part of Naval Research Working Group (NRWG) 2019.The NPS NRWG serves as an Office of the Chief of Naval Operations-funded launch-point for new initiatives which posture naval forces to meet current and future operational warfighter challenges. (U.S. Navy photo by Mass Communication Specialist 1st Class Brannon Deugan/Released)