190517-N-OX025-8081 ROI-NAMUR ATOLL, Marshall Islands (May 17, 2019) Steelworker 2nd Class Jacob Grimm and Construction Electrician 2nd Class Billings Amoah, both assigned to Naval Mobile Construction Battalion (NMCB) 4, hammer a metal stake into the ground to secure a water tank. The tank will be used to hold water necessary for the construction of the Ennibur Medical Clinic. NMCB 4 is forward-deployed throughout the Indo-Pacific region ready to support major combat operations, humanitarian assistance and disaster relief and to provide general engineering and civil support to U.S. and joint forces. (U.S. Navy photo by Utilitiesman 3rd Class Ervin Villanueva/Released)