150703-N-GR655-249 SYDNEY, Australia (July 3, 2015) – Australian Prime Minister Tony Abbott speaks with Sailors from of the U.S. 7th Fleet flagship USS Blue Ridge (LCC-19) during a tour before the start of the Australia-U.S. exercise Talisman Saber 2015. Talisman Saber is a biennial combined joint exercise designed to improve Australian and U.S. combat readiness and interoperability, maximize combined training opportunities and demonstrate U.S. resolve to support the security operations of a key ally. (U.S. Navy photo by Mass Communication Specialist 1st Class Joshua Karsten)