171011-N-NO181-110 DIEGO GARCIA, British Indian Ocean Territory (Oct. 11, 2017) - Equipment Operator 3rd Class Jeremy Mulholland from Olympia, Wash., assigned to Naval Mobile Construction Battalion (NMCB) 4, conducts a Maintenance, Materials and Management (3M) check on a truck during turnover with NMCB 3. NMCB 4 is a forward deployed pacific NMCB ready to support major combat operations, humanitarian assistance/disaster relief operations and provide general engineering and civil support to Navy, Marine Corps and joint operational forces.(U.S. Navy photo by Builder 2nd Class Christopher Moore/Released)