U.S. Navy and Peruvian Navy ships and submarines are underway together during a group sail off the coast of Peru.

PACIFIC OCEAN (Jun. 17, 2009) U.S. Navy and Peruvian Navy ships and submarines are underway together during a group sail off the coast of Peru. The U.S. ships are serving under Destroyer Squadron Four-Zero (DESRON 40) and are deployed as part Southern Seas 2009. Southern Seas is part of the U.S. Southern Command-led Partnership of the Americas mission focusing on strengthening relationship in the Southern Command area of Focus. (U.S. Navy photo by Mass Communication Specialist 3rd Class Patrick Grieco) File# 090617-N-4879G-538