Lt. j.g. James Harder gives a convoy brief to members of Det. 2 during the Naval Mobile Construction Battalion (NMCB) 11 field training exercise before they are scheduled to depart the next morning.

CAMP SHELBY, Miss. (Oct. 13, 2014) Lt. j.g. James Harder gives a convoy brief to members of Det. 2 during the Naval Mobile Construction Battalion (NMCB) 11 field training exercise before they are scheduled to depart the next morning. The scheduled two-week evolution will test the capability of the battalion to operate independently in a tactical field environment. (U.S. Navy photo by Mass Communication Specialist 1st Class Michael C. Barton) File# 141013-N-OR477-106