Petty Officer 3rd Class Bryan Smith, an aviation maintenance technician at SFO/Air Station Port Angeles, inspects an engine on a MH-65D Dolphin helicopter in the hangar, Port Angeles, Wash., Sept. 28, 2012. Among other responsibilities, an AMT specializes in maintaining, repairing, and troubleshooting the aircraft's engines. (U.S. Coast Guard Photo by Petty Officer 2nd Class LaNola Stone)