190601-N-OX025-7121 ROI-NAMUR ATOLL, Marshall Islands (June 1, 2019) Builder 3rd Class Erin McMillan and Builder 3rd Class Kendis Martinez, both assigned to Naval Mobile Construction Battalion (NMCB) 4, secure stakes to prevent concrete formwork from moving during placement of concrete and the curing process. 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)