160328-N-HU290-003 YOKOSUKA, Japan (Mar. 28, 2016) Seabees assigned to Naval Mobile Construction Battalion (NMCB) 4, Detachment Yokosuka, work to clear water from a trench in preparation for compaction. NMCB 4 is a forward deployed pacific NMCB ready to support major combat operations and humanitarian assistance/disaster relief operations and to provide engineering and civil support to Navy, Marine Corps and joint operational forces. (U.S. Navy photo by Construction Electrician 3rd Class Christopher Evenson/Release)