Builder Constructionman Douglas Norris keeps watch over enemy prisoners at a bridge site.

CAMP SHELBY, Miss. (Nov. 14, 2008) Builder Constructionman Douglas Norris, assigned to Naval Mobile Construction Battalion (NMCB) 1, Bridge Detachment, keeps watch over enemy prisoners at a bridge site NMCB-1 built. NMCB-1 is participating in field training exercise (FTX) "Operation: Desert Justice." The FTX tests the battalion's capabilities in a contingency environment. (U.S. Navy photo by Mass Communication Specialist 2nd Class Demetrius Kennon) File# 081114-N-7367K-007