Steelworker 2nd Class Mary Edwards, from Florala, Ala.

Steelworker 2nd Class Mary Edwards, from Florala, Ala. (right) evaluates sailors response to a vehicle born improvised explosive device attack during the Naval Mobile Construction Battalion (NMCB) 1's Field Training Exercise (FTX) Operation Bearing Duel Sept. 22. FTX tests the battalion's readiness to deploy through a variety of realistic scenarios potentially encountered during Seabee deployments. NMCB 1 provides combatant commanders and Navy component commanders with combat ready warfighters capable of engineering, construction and limited combat engineering across the full range of military operations. (U.S. Navy photo by Chief Mass Communication Specialist Kim Martinez)