151007-N-HD670-158 FORT HUNTER LIGGETT, Calif. (Oct. 7, 2015) - Cmdr. Jeff Lengkeek, left, commanding officer of Naval Mobile Construction Battalion (NMCB) 4, greets Cmdr. Je-Nyoung Sung, from the Republic of Korea (ROK) navy during a visit to NMCB 4’s Field Training Exercise. The ROK navy engineers are touring the West Coast based Seabee’s operations, logistics, and training elements to help further improve their naval construction forces. (U.S. Navy photo by Utilitiesman 3rd Class Stephen Sisler/Released)

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