Petty Officer 2nd Class Kristal Scudamore, assigned to the amphibious assault ship USS Bonhomme Richard, exchanges ship ball caps with sailors assigned to the Australian amphibious ship HMAS Tobruk. Sailors from Bonhomme and Tobruk cross decks to experience life aboard each vessel during Rim of the Pacific 2008. RIMPAC is the world's largest multi-national exercise and is scheduled biennially by the U.S. Pacific Fleet. Participants include the United States, Australia, Canada, Chile, Japan, Netherlands, Peru, Republic of Korea, Singapore, and the United Kingdom.