SEATTLE - members of Coast Guard Port Security Unit 313, based in Tacoma, Wash., perform a high-speed turn during a training exercise near Guantanamo Bay, Cuba aPRIL 14. The primary responsibility of PSU 313 is anti-terrorism force protection. The unit has been deployed to the area since December, 2007. Official Coast Guard photo by Petty Officer 3rd Class Jeff Pollinger. FOR RELEASE