150716-N-TW634-082 INDIAN OCEAN (July 16, 2015) Sailors watch from a bridge wing aboard the amphibious transport dock ship USS Green Bay (LPD 20) as the Royal Australian Navy frigate HMAS Arunta (FFH 151) and the amphibious assault ship USS Bonhomme Richard (LHD 6) are underway in formation in the Indian Ocean during Talisman Sabre 2015. Talisman Sabre is a bilateral exercise intended to train Australian and U.S. forces in planning and conducting combined task force operations. (U.S. Navy photo by Mass Communication Specialist 3rd Class Derek A. Harkins/Released)