Petty Officer 1st Class Cory Sumner, a canine handler stationed at Maritime Safety and Security Team San Francisco, and his explosive ordinance-detection canine Feco, are deployed from an Air Station San Francisco MH-65 Dolphin helicopter at Coast Guard Island in Alameda, California, Aug. 16, 2017.
Air Station San Francisco regularly trains with MSST San Francisco to maintain proficiency in vertical insertion operations. (U.S. Coast Guard photo by Petty Officer 2nd Class Cory J. Mendenhall/Released)