U.S. Naval aircraft and aircraft from the Chilean Air Force participate in a fly-by over the aircraft carrier USS "George Washington" (CVN-73) on 19 October 2015. 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, 13-24 October 2015 and UNITAS Atlantic, hosted by Brazil scheduled for November. The following aircraft are visible (l-r): * Boeing F/A-18E "Super Hornet" from Strike Fighter Squadron 192 "Golden Dragons"; * two General Dynamics F-16A MLU "Fighting Falcon"s from the Fuerza Aérea de Chile; * F/A-18E from VFA-137 "Kestrels"; * F-16D from the Fuerza Aérea de Chile; * F/A-18F from VFA-2 "Bounty Hunters".