170816-N-TP832-051 JACKSONVILLE, Fla. (Aug. 16, 2017) Sailors and Marines assigned to Beach Master Unit (BMU) 2 approach on a lighterage system causeway ferry for a beach landing as part of a maritime prepositioning force exercise (MPFEX). The exercise is geared to provide the team an opportunity to practice unpacking and preparing a ship full of equipment and transporting it to the beach to re-supply ground forces. (U.S. Navy photo by Mass Communication Specialist 3rd Class Michael Lopez/Released)