Crewmembers of Coast Guard Port Security Unit 313 from Everett, Wash., climb aboard six, fourth generation, 32-foot, transportable security boats to prepare the vessels for a Combined Joint Logistics Over-the-Shore Exercise (CJLOTS), April 15, 2013. PSUs deploy to conduct port security and defense operations in support of combatant commands by providing waterborne and land-based anti-terrorism force protection. (U.S. Coast Guard photo by Petty Officer 2nd Class Etta Smith/Released)