Pfc. Joshua E. Remmert (right) provides security as Squad Leader Staff Sgt. Paul D. Lusk (left) gives instructions to his radioman Pfc. John M. Keane (center) as the team conducts a sensor emplacement mission at the Marine Air-Ground Combat Center, Twentynine Palms, Calif., on Feb. 15, 1997. The three Marines are participating in the Advanced Warfighting Experiment Hunter-Warrior, an experiment designed to evaluate the ability of sea-based forces to operate successfully on a digital and extended battlefield.