151007-N-HD670-339 FORT HUNTER LIGGETT, Calif. (Oct. 7, 2015) - Members of the Republic of Korea (ROK) navy, ask questions during their visit to NMCB 4’s Field Training Exercise (FTX). 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)