CAMP SHELBY, Miss. (Oct. 21, 2014) Gunnery Sgt. Jeremiah Johnson Naval Mobile Construction Battalion (NMCB) 11’s military advisor conducts Escalation of Force and Roles of Engagement training during the commands Unit Level Training day during NMCB 11’s Field Training Exercise (FTX). FTX is an opportunity for the battalion to hone its skills with assistance and guidance from Naval Construction Group (NCG) 2. Throughout the exercise, NMCB 11 will construct several Forward Operating Bases (FOB’s) and conduct defensive operations and tactical movements simulating deployment to a down range environment.. (U.S. Navy Photo By Mass Communication Specialist 1st Class Michael C. Barton/RELEASED)