Builder 3rd Class Alexander Zebro, assigned to Naval Mobile Construction Battalion (NMCB) 1, carries a bucket to mix concrete during the construction of the Walung Health Clinic in Walung, Kosrae, May 19, 2017. NMCB 1 provides expeditionary construction and engineering support to expeditionary bases and responds to humanitarian assistance disaster relief requests. (U.S. Navy Combat Camera photo by Information Systems Technician 1st Class Ledget Glover III)