The crew of a 33-foot Special Purpose Craft – Law Enforcement Open from Coast Guard Maritime Safety and Security Team 91109, San Diego, accelerates into position for a hook-and-climb exercise during training off the coast of San Diego on September 21, 2016. MSST San Diego is trained to be a first responder to potential terrorist situations, deny terrorist acts, perform security actions against non-compliant and opposed actors, and perform tactical facility entry. (U.S. Coast Guard photo by Petty Officer 3rd Class Joel Guzman/released)