180725-N-AT856-076 VIRGINIA BEACH, Va (July 25, 2018) Sailors attached to Navy Beach Group (NBG) 2, in conjunction with the dry cargo-carrying surge sealift ship USNS PFC Eugene A. Obregon (T-AK 3006), the 11th Transportation Battalion and Navy Cargo Handling Battalion (NCHB) 1, man a Roll On/Roll Off Discharge Facility (RDDF) while conducting lighterage operations during a distinguished visitor demonstration as part of Exercise Trident Sun 2018, July 25, 2018. Trident Sun 18 is a maritime prepositioning force (MPF) operation intended to provide training to reserve component personnel with regards to the in-stream offload of military vehicles and equipment. (U.S. Navy photo by Chief Mass Communication Specialist William S. Parker/Released)