Lt. Serg Samardzic, warfare tactics instructor (WTI)

Lt. Serg Samardzic, warfare tactics instructor (WTI) of the Naval Surface and Mine Warfighting Development Center (SMWDC) observes Sailors' performance in a live missile fire event on the USS Princeton (CG 59) during an exercise in the Southern California operating area Sept. 29, 2016. Thirteen WTIs are underway with USS Nimitz Carrier Strike Group leading the Surface Warfare Advanced Tactical Training (SWATT). SWATT is a three-week exercise to tactically prepare cruisers and destroyers for carrier strike group integration. SMWDC opened June 9, 2015 at Naval Base San Diego and is responsible for increasing the tactical proficiency of the Navy's surface warfare community through the creation of warfare doctrine, underway advanced-training exercises and warfare tactics instructors. (U.S. Navy Combat Camera photo by Petty Officer 1st Class Trevor Andersen/Released)