151114-N-WO404-260 RIO GRANDE, Brazil (Nov. 14, 2015) Rear Adm. Lisa Franchetti (center) and other senior leadership from Brazil lay a wreath before commencing UNITAS Atlantic Nov. 14. UNITAS 2015, the U.S. Navy's longest running annual multinational maritime exercise, is part of the Southern Seas deployment planned by U.S. Naval Forces Southern Command/U.S. 4th Fleet. This 56th iteration of UNITAS is conducted in two phases: UNITAS Pacific, hosted by Chile, Oct. 13-24 and UNITAS Atlantic, hosted by Brazil, Nov. 13-24. (U.S. Navy photo by Mass Communication Specialist 3rd Class Jonathan Nelson/Released)