Petty Officer 3rd Class Terence Ash, hospital corpsman, and other Sailors assigned to the guided-missile frigate USS Doyle, man the rails on the forecastle as the ship pulls into port at Valparaiso, Chile. Doyle is on a six-month deployment to the U.S. 4th Fleet area of responsibility supporting the U.S. Southern Command exercise Southern Seas 2009, part of the Partnerships of the Americas strategy.