Chief Master Sgt. Geoffrey Tavares, Maj. Reid Matsuda, and Senior Master Sgt. Rivera, 624th Civil Engineer Squadron, observe airfield damage repair operations during a Silver Flag exercise held at Kadena Air Base, Japan, Jan. 18-24. Silver Flag is a week-long event which provides expeditionary combat support training to Airmen in the civil engineer, personnel services, contracting and services career fields, preparing them for upcoming deployments around the world. (Air Force photo/Master Sgt. Bobby Duncan)